In the function f(x)= 5(x2-4x+ what number bleongs im the blank to complete the square

Which statement is always true? a negative exponent cannot be part of an expression's numerator. a negative base raised to the power of 2 has a negative value. a negative base raised to the power of 2 has a positive value. any number to the first power is zero.

Find the midpoint m of z1=(8+5i) and z2=(12+3i)

Abacteria population is tripling every hour. by what factor does the population change in 1/2 hour? select all that apply