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Find the sum of arithmetic sequence
x  2, 4x, 7x + 2, ... to 12 terms.
?

How many atoms of carbon has a young man has given to his bride to be if the engagement ring contains 0.5 carat diamond? There are 200mg in a cara.

How do I find the derivative of #ln x^(1/2)#?

How do you use the chain rule to differentiate #y=2(x+3)^(1/2)#?

A) In circle P, find the length of AB given
that the radius r = 7 inches and
m APB 4 radians?

How do you graph #y= 3 cos x+2#?

N is a twodigit positive even integer where the sum of the digits is 3. If none of the digits are 0, what is N?

How do you write an equation in point slope form that passes through (1,4) and(4,9)?

What is the algebraic expression for "2 times the quantity q minus 3"?

An aircraft lands and brakes, slowing from 250 m/s to 5 m/s in 30 secs. What is its acceleration?

How do you factor # 6t  16+ t ^ { 2}#?

If we start with Q milligrams of radium, the amount (q) remaining after T years is given by q=Q(2)^(T/1600). Express T in terms of q and Q?

How much kinetic energy is lost in the collision? (See full question below)

Explain Please?

It is question about forces and equilibrium
?

A ball with a mass of #4 kg # and velocity of #1 m/s# collides with a second ball with a mass of #6 kg# and velocity of # 5 m/s#. If #10%# of the kinetic energy is lost, what are the final velocities of the balls?

A projectile is fired with initial speed v0 = 37.0 m/s from level ground at a target that is on the ground, at distance R = 13.0 m, as shown in the figure. What are the (a) least and (b) greatest launch angles that will allow the projectile to hit the ?

How to find points are area with intergration?

How to solve with integration?

What’s the percent as a decimal 0.23%?

Hydrobromic acid dissolves solid iron according to the balanced equation:
Fe(s) + 2 HBr(aq) → FeBr2(aq) + H2(g)
How many grams of H2 would be produced by dissolving 6.31g of iron?

What is the square root of 64/169?

How do you evaluate the function #f(x)=x^2  x + 1# for f(2)?

You are titrating a solution of sodium hydroxide of unknown concentration with 0.500 M of phosphoric acid. It required 16.4 mL of H3PO4 solution to neutralize 10.0 mL of NaOH solution. Calculate the molar concentration of sodium hydroxide solution?

How does interference affect sound waves?

How do you solve #3( 2x  7)  4= 3( x  2)  10#?

Which person has a higher linear velocity?

In a diagram there is a picture which is 16cm x 8cm surrounded by a border of width 4 cm forming a bigger rectangle. Are the two rectangles similar?

Please answer it in a sentence from the picture below?

The particle p is released from rest at the top of a smooth plane inclined at angle a where sina=16/65.the distance travelled by P from top to bottom is S metres and speed of P at bottom is 8ms^1 find S and hence speed of P when it has travelled 1/2S?

How do I determine the standard enthalpy of combustion for magnesium in hydrochloric acid?

Please solve this?
question in the attachment

What is the pair of integers when the product is 20 and he sum is 9??

Need help with this question.?

A firework rocket takes off vertically with an acceleration of #20ms^2# and
maintains that acceleration for 5 seconds after which the rocket stops burning. Find (a), (b) and (c), below?

How do I solve this complex numbers problem?

A model train with a mass of #2 kg# is moving along a track at #9 (cm)/s#. If the curvature of the track changes from a radius of #6 cm# to #25 cm#, by how much must the centripetal force applied by the tracks change?

Help with physics momentum problems I have a test tomorrow, please?

How to solve this question?

What is the gravitational potential energy of a # 12 kg# object on a shelf # 5/8 m # high?

What units of measurement are used to describe wavelengths?

A skate glides down a track of 36m. It takes 13 seconds to cross the finish llne. What is the skate's speed?

A man fire a bullet standing between 2 cliffs.1st echo is heard after 3 seconds and second echo is heard after 5 seconds.If velocity of sound is 330m/s, then what is the distance between 2 cliffs?

How do you find the roots, real and imaginary, of #y=12x^2 7x +28(x2)^2 # using the quadratic formula?

Solve sin(θ) tan(θ) − cos(θ) = 1 for 0 ≤ θ ≤ 360?

How do you calculate the density of butane,(C4H10) at STP??

How do you divide #(2 + i) / ( 5 i ) #?

Let f(x) = 6x + 1 and g(x) = 2x  5. Compute (g*f)(x)?

How do you write the standard form of a line given (3, 4) and (–3, –8)?

How do you translate "5 minus twice a number" into an algebraic expression?

How do you solve #(x+1)/3=2#?

What is the right answer ?

How do you solve #2^ { m + 1} + 9= 44#?

Question #fd431

How to use bionominal distribution to solve extended response questions?

How do I determine the wavespeed from given frequency and wavelenght?

Solve algebraically, showing each step of your working, the equation #(8^(x1) )^218(8^(x1) )+32=0#??

Determine the values of x so that the tangent to the function#y=3(root(3)x)# is parallel to the line #x+16y+3=0#?

If the sum of two numbers is 15 and their product is 50 what are they?

How do you divide # (13i) / (2+i) # in trigonometric form?

Question #1762a

How do you find the vertex and intercepts for #(x − 2)^2 = 12(y − 2)#?

How do you solve rational equations #81.9=((0.1+2x)^2)/((0.1x)(0.1x))#?

Question #38319

A triangle has corners at #(5 ,1 )#, #(7 ,9 )#, and #(4 ,2 )#. What is the area of the triangle's circumscribed circle?

Question #b619a

Question #3d4be

Question #79c00

Question #cf085

Question #ee158

How does collision theory relate to reaction rates?

Question #2eafa

Question #31621

Question #e30a3

Question #dd25e

Constant speed vs constant acceleration  When will B catch up A?

During its first 50 days of growth, a sunflower grows about 4 cm per day. What is the constant of proportionality? What is the equation relating height to days? After how many days will a sunflower be 60 cm tall?

Question #3dac0

Can I get some help finding the x  intercept please? Thanks!

Question #b9406

Another Circle Theorem?

Question #c259e

Question #2250a

A chemist hypothesizes that mercury oxide (#HgO#) will undergo a decomposition reaction reaches a temperature. When the chemist designs his experiment what should be the only independent variable?

How do you find the sum of the arithmetic series #Sigma(5t3)# from t=19 to 23?

Question #c2d60

Question #1e8b2

A new element has the symbol #Y# and seven valence electrons. What is the maximum number of hydrogen atoms that can bond to it?

What is the slope of the equation #6x+13y=2#?

A machine can paint #340# toy boats in #45# minutes. How many boats can it paint in one hour?

How do you evaluate #\frac{1}{x^{2}16}=\frac{1}{x^{2}4x}#?

How do you sketch the graph of #y=2(x1)^2+7# and describe the transformation?

Question #a078d

How do you find the vertex and the intercepts for #y=4x^2+24x#?

Question #ca57f

Question #6ade2

How do you solve #11^ { 2} + x ^ { 2} = 23^ { 2}#?

The function #f( x) = 10,0001,500x # can be used to predict the number of termites in an area #x# days after the area has been treated. How many termites are predicted in the area after 5 days?

Question #a6bde

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