Evaluate the following expression using the values given:

Question

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

Numerical Answers Expected!

thanks so much if you could help me. This is for an exam and I need to pass this.

Answer 1

I will be happy to check your work. Numerical Answers Expected.

We are not going to cheat for you.

Answer 2

Can you at least guess the answer, or hypothesize a solution. We are not an answer giving cheating community, earn your answer, and we will confirm/check it

Answer 3

thats the thing I need help solving it. I am completely lost on this question that I don't even know where to start.

Answer 4

Substitute the numbers for the letters.

Answer 5

Thank you someone is willing to help me solve this problem. So that's what I do first?

Answer 6

3*3^2--2^3--2^3--5 is what I have so far

Answer 7

3*3^2 = 81
2^3 = 12

Answer 8

so what I have based on what you have given me is 81-12-12-5. Is that correct so far?

Answer 9

Oh and by the way, the correct answer on this problem is 48. I got it right in the test.