3 years ago

If x = 6, what is the value of 4x2 - 7? O A. 151 B. 137 C. 571 D. 172

Mathematics

2 answers:

Elan Coil [88]3 years ago

6 0

Answer:

B. 137

Step-by-step explanation:

Assuming by 4x2 you meant 4 $x^{2}$ , you plug in the 6 into x.

After, you would square 6, giving you 36.

Then you multiply 36 by 4, getting 144

All that's left to do is subtract 7 from 144 and ending with 137.

aalyn [17]3 years ago

5 0

Answer: B

Step-by-step explanation: 6^2 = 36

36*4= 144

144-7= 137

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