Ask question

Ask question

All categories

4 years ago

7

What is the value of 2x^3+4x^2-6x, where x= 3? A. 63 B.45 C. 35 D. 99

1 answer:

Sunny_sXe [5.5K]4 years ago

5 0

2(3)^3 + 4(3)^2-6(3)
2x 27 + 4x9 - 18
54 + 36 -18
= 72

You might be interested in

I HAVE A QUESTION.. so on 8 and 9, do I keep it addition or do I put it as subtraction? ALSO I NEED HELP ON 13 AND 14

NeX [460]

Step-by-step explanation:

question 8 answer = -4

questions 9 answer = -18

<em><u>pls</u></em><em><u> </u></em><em><u>mark</u></em><em><u> </u></em><em><u>my</u></em><em><u> answer</u></em><em><u> as</u></em><em><u> brainlist</u></em><em><u> plzzzz</u></em><em><u> vote</u></em><em><u> me</u></em><em><u> also</u></em>

4 0

3 years ago

Its this sign <img src="https://tex.z-dn.net/?f=%5Cleq" id="TexFormula1" title="\leq" alt="\leq" align="absmiddle" class="latex-

Nuetrik [128]

Answer:

Closed circle

Step-by-step explanation:

Its close circle because the number is included

3 0

3 years ago

zaharov [31]

Answer:

28

Step-by-step explanation:

7 0

3 years ago

Read 2 more answers

The height of a grain of a cylindrical silo is is increasing at a constant rate of 4 feet per minute At what rate is the volume

lesya [120]

The answer is 2 min and 30 sec

4 0

4 years ago

I need help with 10 math questions I will say it in chat

Harrizon [31]

if I'm just good at math I might be able to help you

4 0

3 years ago