Register
If x = -3 calculate the value of 2xsquared+x
222k views
4 votes
If x = -3 calculate the value of 2xsquared+x

User Siqi Lin
by
8.6k points

2 Answers

4 votes
The answer would be 15.

Substitute in the numbers and use order of operations.

2(-3)^2 + (-3)
2(9) - 3
18 - 3
15
User CodyKL
by
7.8k points
0 votes
33. 2x-3= -6
-6^2(squared) = 36
36 +(-3) = 33
User Tommymaynard
by
8.5k points
← Prev Question Next Question →

Related questions

User Gonzih
asked Mar 11, 2024 190k views
Determine the coordinates of A,B,C and D if f(x)=2xsquared+8 and g(x)=3x+6 are sketched​
Gonzih asked Mar 11, 2024
by Gonzih
8.0k points
1 answer
3 votes
190k views
User Marcus Adams
asked Dec 12, 2024 75.3k views
Solve the equation 2xsquared −19x+2=−10x to the nearest tenth.
Marcus Adams asked Dec 12, 2024
by Marcus Adams
8.1k points
1 answer
0 votes
75.3k views
User Ararat Harutyunyan
asked Jun 13, 2024 69.9k views
2xsquared=8x solve by factoring
Ararat Harutyunyan asked Jun 13, 2024
by Ararat Harutyunyan
8.3k points
1 answer
4 votes
69.9k views
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.5m questions

12.2m answers

Other Questions

How do you can you solve this problem 37 + y = 87; y =
What is .725 as a fraction
How do you estimate of 4 5/8 X 1/3
A bathtub is being filled with water. After 3 minutes 4/5 of the tub is full. Assuming the rate is constant, how much longer will it take to fill the tub?
i have a field 60m long and 110 wide going to be paved i ordered 660000000cm cubed of cement  how thick must the cement be to cover field
Link Copied!