(-2/7) ^-2?.

49/4

Step-by-step explanation:

(-2/7)^-2

~Apply exponent rules

1/(4/49)

~Apply fraction rule

49/4

Best of Luck!

The answer is

Step-by-step explanation:

Change the sign of the exponent by rewriting the base as its reciprocal.

(-) to the 2nd power

Use the power rule (ab)n to distribute the exponent.

Raise −1 to the power of

Multiply by 1.

Raise 7 to the power of 2.

The result can be shown in multiple forms. Which there down below

Exact Form:

Decimal Form:12.25

Mixed Number Form:12

answer: the answer is c.

step-by-step explanation:

she’s dividing 1/3 of the flour into 2 jars.

hope this : )