Algebra 2 pt 2
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Which expression is equivalent to -8?
(-1/2)-3
Which expression is equivalent to (2^3)-5?
1/2^15
Which expression is equivalent to (3^2)-2 ?
1/81
Which expression is equivalent to (3a)-2?
1/9a2
Which expression is equivalent to (x^-6/x2)3?
1/x^24
Which expression is equivalent to 5y3/(5y)-2?
125y5
What is the quotient of 2^4/2^-4?
256
Describe how (2^3)(2^-4) can be simplified.
Add the exponents and keep the same base. Then find the reciprocal and change the sign of the exponent.
Blake simplified the expression (x^12/x^-3) to 1/x^20. What was Blake's mistake?
He divided the exponents in the parentheses instead of subtracting.
Tyna simplified the expression 3x3/12x-2 to x/4. What was Tyna's mistake?
She added the exponents instead of subtracting them.
