SOLUTION: Use square roots to solve the following equations;round to the nearest hundredth if necessary. 1) 5x^2 + 536 = 651 2) 3z^2 +52 = -56 Thanks in advance for you

Algebra ->  Square-cubic-other-roots -> SOLUTION: Use square roots to solve the following equations;round to the nearest hundredth if necessary. 1) 5x^2 + 536 = 651 2) 3z^2 +52 = -56 Thanks in advance for you      Log On


   

Question 1063364: Use square roots to solve the following equations;round to the nearest hundredth if necessary.
1) 5x^2 + 536 = 651

2) 3z^2 +52 = -56
Thanks in advance for your help.
Answer by ikleyn(52875) About Me  (Show Source):
You can put this solution on YOUR website!
.
Use square roots to solve the following equations;round to the nearest hundredth if necessary.
1) 5x^2 + 536 = 651

2) 3z^2 +52 = -56
Thanks in advance for your help.
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1)  5x%5E2+%2B+536 = 651  --->  5x%5E2 = 651 - 536  --->  5x%5E2 = 115  --->  x%5E2 = 115%2F5  --->  x%5E2 = 23  --->  x = +/-sqrt%2823%29.

Solve #2 by the same way. You will get a complex number solution.