Set up the percent proportion, and write "unknown" for the value that is not given. Recall that the percent proportion is
=
. Do not try to solve for any unknowns.23% of what is 36?
A. =
B. =
C. =
D. =
Answer: C
Mathematics
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Simplify, if possible.-8 - 2
A. 2
B. -10
C. -14
D. 14
Mathematics
Use a double-angle identity to find the exact value of the expression.1 - 2 sin2
A. -
B. -
C.
D. -
Mathematics
Solve the problem.A ladder leans against a building that has a wall slanting away from the ladder at an angle of 96° with the ground. If the bottom of the ladder is 23 feet from the base of the wall and it reaches a point 52 feet up the wall, how tall is the ladder to the nearest foot?
A. 58 ft B. 61 ft C. 59 ft D. 60 ft
Mathematics
Determine the size of matrix A and tell whether it is a square matrix, row matrix, column matrix, or none of these.A =
A. 5 × 4; none of these B. 4 × 5; none of these C. 20; row matrix D. 4 × 4; square matrix
Mathematics