11. Rational expressions are expression of the form a/b, where a and b are ___ and b≠0 A. numerator B. polynomials C. numerator and denominator D. rational expression
12 which of the following is not rational expression? A. ×-2 ——— 3×+5
B. 3×+2
C. 5+× ——— 3/✓×
D. a–2 ——— a²
13. reduce 15׳y⁴w to lowest terms ————— 12ײy⁵w
A. 5×z /4yw B. 3xyz/4× C. xy / z D. xz / 4y
14. express y²–25 to simplest form ————– y–5 A.y B. 5 C. y+5 D. y-5
