3 years ago

Use the quadratic formula to solve x2 + 8x + 9 = 0. Estimate irrational solutions to the nearest tenth.

Mathematics

2 answers:

Bess [88]3 years ago

7 0

I'm Pretty Sure It Would Be Answer A. {-6.6, -1.4}

vovangra [49]3 years ago

5 0

Dianna67 is right. The answer is (-6.6, -1.4). If you use the quadratic formula, you will get two solutions:

-4 - sqrt of 7 & sqrt of 7 - 4

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