1. Find 3x^2 - y^3 - y^3 - z if x = 3, y = -2, and z = -5.

Numerical Answers Expected

2.
Find -a^2 - 3b^3 + c^2 + 2b^3 - c^2 if a = 3, b = 2, and c = -3.

A. -67

B. -17

C. -31

D. 1

Question

1. Find 3x^2 - y^3 - y^3 - z if x = 3, y = -2, and z = -5. 

Numerical Answers Expected

2. 
Find -a^2 - 3b^3 + c^2 + 2b^3 - c^2 if a = 3, b = 2, and c = -3. 

A. -67 

B. -17 

C. -31 

D. 1

anonymous · Answer

Substutite the corresponding values into the equation to get the answer.
Example
Find 5x + 3 if x = 2.
5(2) + 3 = 10 + 3 = 13

meilendurcer · Answer

@TURITW is number one 10?

anonymous · Answer

3(3)^2 - (-2)^3 - (-2)^3 - (-5) = 27 + 8 + 8 + 5 = 48

anonymous · Answer

Remember that - (-2)^3 = 8 because - (-8) = 8 not -8

meilendurcer · Answer

@TURITW I mean the first question 1. is it 20?

anonymous · Answer

The 3x^2 - y^3 - y^3 - z question?