What is the correct evaluation of 2a2 - 3b2 when a is equal to 2 and b is equal to - 1?

A. 11

B. 5

C.-5

D.-11

Of the following two sets of data, which would you expect to have the larger standard deviation? Explain. 2, 4, 6, 8, 10 or 102, 104, 106, 108, 110

The area of a triangular flag is 4242 square centimeters. its altitude is 2 centimeters longer than twice its base. find the lengths of the altitude and the base.

T = 24p/B (n+p) Solve for p

Choose a counterexample that proves that the conjecture below is false. "Other than the number 1, there are no numbers less than 100 that are both perfect squares and perfect cubes." A) 36 B) 64 C) 16 D) 8

Simplify the following rational number 1. 1/6+11/6+[5/-6]+7/6

Wich of the operations,+,-, x➗are inverse o each other

Scale 1:50. 18cm in this scale is equal to?

What is the unit rate to this math problem? 50 meters in 27.5 seconds?

VX What is the area of the parallelogram? 18 cm 28 cm. 36 cm 45 cm

Solve the equation below. 2x^2 - 3x + 9 = 4