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In this lesson, we will learn how to solve problems that have negative and nonnegative powers in R.

Q1:

Find the area of a square whose side length is 7 √ 5 cm.

Q2:

Evaluate 8 − 8 2 .

Q3:

Express − √ 3 × − √ 2 3 2 2 in its simplest form.

Q4:

Calculate ( − 3 ) ⋅ ( − 6 ) 2 2 .

Q5:

Which of the following is equal to 2 3 4 − 2 ?

Q6:

Which of the following is equal to ( − 1 0 ) 3 ?

Q7:

Calculate 4 × 5 × √ − 8 3 − 2 − 1 3 , giving your answer in its simplest form.

Q8:

Simplify − √ 5 − 2 .

Q9:

Determine the value of 𝑥 2 given that 𝑥 = 8 √ 1 0 .

Q10:

Which of the following is equal to − 5 2 ?

Q11:

Find the value of ( − 2 ) ÷ 2 9 5 .

Q12:

Find the value of − ( − 4 ) 2 .

Q13:

Find the value of − ( − 2 ) 2 .

Q14:

What is the square of − 3 4 ?

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