Question 5 - Last night 20 mm of rain fell in 4 h. If it continues raining at the same rate, how long will it take for 45 cm of rain to fall?

Consider the function y = f(x)=3^x the values of f(1/2) and f(1/4). rounded to the nearest hundredth, are__and__ respectively

Factor the polynomial 4x4 – 20x2 – 3x2 + 15 by grouping. what is the resulting expression? (4x2 + 3)(x2 – 5) (4x2 – 3)(x2 – 5) (4x2 – 5)(x2 + 3) (4x2 + 5)(x2 – 3)

Angles r and s are complementary. the measure of angle r is 31 degrees. which equation can be used to find angle s?