# Online Math Learning Questions and Answers PDF Download 105

Online Math Learning trivia questions and answers, online math learning quiz answers PDF 105 to practice math exam questions for online classes. Practice "Functions and Limits" trivia questions and answers, online math learning Multiple Choice Questions (MCQs) for online college degrees. Free online math learning MCQs, math: trigonometry formulas, examples of quadratic equations, radians to degrees, harmonic mean, online math learning test prep for ACT test.

"If ƒ(x) = -2x+6, then f^{-1}(1) =", online math learning Multiple Choice Questions (MCQs) with choices * ^{7}⁄_{2}, ^{9}⁄_{2}, ²⁄_{9}, and 0* for online bachelor degree programs. Practice functions and limits questions and answers to improve problem solving skills for SAT test prep classes.

## Trivia Quiz on Online Math Learning PDF Download 105

MCQ: If ƒ(x) = -2x+6, then f^{-1}(1) =

^{9}⁄_{2}^{7}⁄_{2}- ²⁄
_{9} - 0

D

MCQ: Harmonic mean between x and y is

- x+y/2xy
- 2xy/x+y
- x+y/2xy
- None of Above

B

MCQ: 80° =

- 5π/6 radians
- 2π/3 radians
- π/4 radians
- 180π radians

B

MCQ: The quadratic function is defined as

- ƒ(x) = ax² + bx + c, a ≠ 0
- ƒ(x) = ax + bx, a ≠ 0
- ƒ(x) = ax³ + bx + c, a ≠ 0
- ƒ(x) = a, a ≠ 0

A

MCQ: Csc²θ-cot²θ =

- 1
- 0
- −1
- tan²θ

C