Use the fundamental identities to simplify the expression.tan2? csc2?
A. tan2?
B. sec2?
C. sin ?
D. cos3?
Answer: B
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Factor completely using the grouping method to factor trinomials. If unfactorable, indicate that the polynomial is prime.16x2 + 24x + 9
A. (4x - 3)(4x - 3) B. (4x + 3)(4x + 3) C. prime D. (16x + 3)(x + 3)
Solve the problems.On a map of the Fox River, 1 centimeter represents 6 kilometers. If a trail by the river is actually 20.40 kilometers long, what is the length of the river on the map? Round to nearest tenth.
A. 5.4 centimeters B. 9.4 centimeters C. 3.4 centimeters D. 14.4 centimeters
State whether the square root is rational or irrational. If the square root is rational, find the (exact) value. If the square root is irrational, estimate its value by rounding to the second decimal place.
A. Rational; 4 B. Irrational; 4.12
Evaluate Cn,xpxqn-x for the given values of n, x, and p.n = 6, x = 3, p = 
A. 0.0536 B. 0.0286 C. 0.0322 D. 0.0154