Understanding Exponents and Powers

What is the main task given in the problem involving Martha?

• To find the value of the expression

• To identify the mistake Martha made

• To solve the expression correctly

• To rewrite the expression in a different form

When multiplying powers with the same base, what should you do with the exponents?

• Multiply them

• Subtract them

• Add them

• Divide them

In the second step, what operation did Martha perform correctly?

• Multiplying exponents

• Subtracting exponents

• Dividing exponents

• Adding exponents

What mistake did Martha make in the third step?

• She multiplied the exponents instead of adding

• She added the exponents instead of multiplying

• She divided the exponents

• She subtracted the exponents

What should have been the correct final answer for the expression?

• J squared K to the fourth

• J squared K to the third

• J squared K to the negative one

• J squared K to the seventh