Evaluate the expression using the given value of the variables.(x + 4y)2 for x = 3, y = 3
A. 15
B. 49
C. 225
D. 30
Answer: C
You might also like to view...
Use inequality notation and interval notation to describe the set. ? y is at least -4 and less than 0. ?
A. Inequality : -4 > y ? 0Interval : [-4, 0) B. Inequality : -4 ? y < 0Interval : [-4, 0) C. Inequality : -4 < y < 0Interval : (-4, 0) D. Inequality : -4 ? y < 0Interval : [-4, 0) E. Inequality : -4 < y < 0Interval : [-4, 0)
Evaluate the sum.
A. 131 B. 135 C. 119 D. 123
Solve.A fire fighter needs to estimate the height of a burning building. She estimates the length of her shadow to be 7
feet long and the length of the building's shadow to be 30 feet long. Find the height of the building if the fire fighter is 5
feet tall.
A. 45 ft B. 50 ft C. 37.875 ft D. 20 ft
Simplify. Be sure to rationalize all denominators. Assume that all variables represent positive real numbers.
A. 
B. 
C. 
D. 3