Answers edited by Tazwar Sikder
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How many formula units constitute a mass of #450*g# of #"calcium carbonate"#?

How do you solve #5x + \frac{1}{2}   4< 3#?

How do you solve #2(x5)^1 + 1/x = 0 #?

How do you rationalize the denominator and simplify #root3((3a^8)/(4b))#?

What is the pressure exerted by 32.00 g of Oxygen gas in a 20. L container at 30.00 C? Use R = 0.0821 L atm/mol k?

Physics Question?

How do you simplify #csc(x)/cot(x)#?

How do you simplify the expression #cot^2x+1#?

How do you solve #log_6 5log_6(x7)=1#?

How do you solve using the completing the square method #x^2 + 8x + 16 = 36#?

How do you write a rule for the nth term of the geometric sequence given the two terms #a_4=351, a_7=13#?

How do you Find the three consecutive even numbers such that the sum of the first and the third is twice the second?

For the right angle triangle shown, which of the following values is the only possible value for the length of side C?
Please I need steps.

A rational number with a denominator of 9 is divided by (2/3). The result is multiplied by 4/5 and then 5/6 is added. The final value is 1/10. What is the original rational?

Vectors question?

How do you integrate #y=(2x^3)/(4x)# using the quotient rule?

How do you simplify #sqrt(20x^2)*sqrt(20x)#?

Question #c43f5

There are 20 guests at a party. The host has 8 gallons of punch. He estimates that each guest will drink 2 cups of punch. If his estimate is correct, how much punch will be left over at the end of the party?

Question #3d8fc

Solve the polynomial inequality and express in interval notation?
x^22x15 < 0
I don't understand why the answer (3,5) does not include negative infinity or infinity in the answer

How do you solve #sin^2x+sinx=0# and find all solutions in the interval #[0,2pi)#?

Question #17a50

Question #b9b03

How do you use DeMoivre's theorem to simplify #(sqrt3i)^4#?

What is the logarithmic form of #e^a =38.47#?

How do you combine like terms in #(5 2i )  (  1+ 3i )#?

How do you simplify #\frac { 5x ^ { 6} y ^ { 7} z } { 15x ^ { 2} y ^ { 5} z }#?

How do you solve #11=3csc^2x+7# for #0<=x<=2pi#?

Question #a2174

Question #bc4c1

If 5^(3x)=8, find 5^(3+x)?

Question #e7a53

What is the slope of a line parallel to #6x+2y=8#?

What term is used for the electrons in the outermost shell or energy level?

Question #c9f5b

Can you simplify #\frac { 2z ^ { 2} + 6} { z ^ { 2}  2z  24}#?

Question #06412

How to solve this problem?

How do you simplify the expression #cot^2x/(cscx+1)#?

Question #5f07e

Discounts and markups?

Quadratic formula ?

Question #6192d

How do you simplify #(7i)/(8+i)#?

Question #86d19

A car has a mass of 1,200 kg. What is its acceleration when the engine exerts a force of 600 N?

What is the integral of 2xe^x?

Question #ab0ea

How do you solve #4sinx=2sinx+sqrt3#?

What is the mass of #9.25 times 10^22# molecules of water?

How do you simplify #12  2 {24 + 2 [3 (7 + 4) + (6)^(2)]}#?

How do you simplify #\sqrt{98x^{4} y^{6} z^{2}}#?

How do you find the perimeter and area of a rectangle with width of #2sqrt72sqrt5# and length of #3sqrt7+3sqrt5#?

How many moles of solute are in 425ml of 3.0M? How many grams of MgCl2 is this?

Question #9be7f

Question #c2fa8

What is the coefficient of the term #x^6# in the expansion of #(x+3)^10#?

Question #29e41

Question #40a6a

How do you solve: tanθ + secθ = 1 ?

How do you simplify #(sqrt5+sqrt2)/sqrt10#?

Question #e4948

How do you factor #x^3+3x^22x6#?

Question #5fa21

How do you find the derivative of # y =sinx/(1cosx)#?

Question #3f768

How do you divide #(56i)/(5+10i)#?