Use a rational exponent to write the expression.
A. 
B. (5b + 8)-9/4
C. (5b + 8)9/4
D. (5b + 8)4/9
Answer: D
Mathematics
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Solve by isolating the absolute value and using the absolute value property.
+ 2 = 9
A. {
, - 
}
B. {- 
, 
}
C. ?
D. {
, - 
}
Mathematics
Find the area of the rectangle.
5 mi
A. 28 sq mi B. 25 sq mi C. 20 sq mi D. 21 sq mi
Mathematics
Find the x-value of all points where the function has relative extrema. Find the value(s) of any relative extrema.f(x) = 
A. Relative minimum of 0.5 at 0. B. Relative maximum of 0 at 1. C. No relative extrema. D. Relative maximum of 1 at 0.
Mathematics
Add. Do not use a number line except as a check.-1.2 + (-4.7) + 3.5
A. 0 B. -2.4 C. -9.4 D. 7
Mathematics