Question

(Irrational Numbers MC)
Approximate -10 + √30 to the nearest tenth. HELP PLS

Answer 1

-4.5

Explanation:

`√(30)` is approximately 5.47722557505. You can find this number with a calculator.

-10 + 5.47722557505 = -4.52277442495

To add a negative and a positive number, you subtract the absolute values and take the sign of the number that has the larger absolute value. Absolute value just means thinking of both numbers as positive numbers.

Helping in the name of Jesus.

Answer 2

-10 + 5.47722~
=4.523~
round to nearest tenth = 4.5