4 2. A variation in which the product of the two variables is a constant A. Direct variation B. Inverse variation C. Joint Variation D. Combined variation 3. Which equations shows that y varies inversely as x? A. X = ky B. x = kly C. y = lox D. y = kx 4. Which of the following in an example of joint variation? A. y = kx B. y = kx C. y = kxz D. y = kx/z 5. Which of the following in an example of combined variation? A. m = k/n B. m = knp C. m = kn D. m = kn/p 6. Find the constant variation (k) if y varies inversely as x and y = 8 when x = 4 A. 4 B. 12 C. 2 D. 32 7. It is a symbol written above the right of a mathematical expression. A. Base B. Exponent C. Power D. Radicals 8. Given 24 = 16, the exponent is A. 2 B. 4 C. 16 D. 24 9. The value of 23 is A. 2 B. 6 C. 8 D. 16 10. Any number or expression when raised to zero is equal to A. Zero B. One C. Positive number D. Negative number 11. Which of the following is a fractional exponent? A. 53 B. + C. 32/3 D. 145 12. What is the simplest form of z? A. 9 B.6 C. 1 D. 13. It is an expression in the form of VX A. Radical B. Radicand C. Index D. Exponent 14. The symbol used in a radical expression A. # C. ✓ D. % 15. In a radical expressiony 34, the index is A. 3 B. 4 C. 2 D. 34​