Question

Solve, using the square root method: 5x2 = 60. Round the solution to the nearest tenth.
A. {3.5, -3.5}
B. {7.7, -7.7}
C. {3.5}
D. No real solution

Answer 1

start by dividing both sides by 5

Answer 2

then tell me what did you get...

Answer 3

\[5\div60 \]

Answer 4

=12

Answer 5

X^2=12
`

Answer 6

ok... now we have:
\[\LARGE x^2=12\]
geting square root to both sides we get:
\[\LARGE \sqrt{x^2}=\sqrt{12}\]
so
\[\LARGE x=\pm\sqrt{12}\]

Answer 7

3.46

Answer 8

that's right..

Answer 9

so 3.5

Answer 10

yes +3.5 and -3.5

\[\LARGE \smile \]

Answer 11

Ok thank you bye`

Answer 12

yw bye..