If you were to measure a person once a year, every year, from the ages of ten to twenty five, would your ordered pairs of age and height represent a function? yes or no

Which shows one way to determine the factors of  x3  +  5x2  –  6x  –  30 by grouping? x(x2  –  5)  +  6(x2  –  5)x(x2  +  5)  –  6(x2  +  5)x2(x  –  5)  +  6(x  –  5)x2(x  +  5)  –  6(x  +  5)

Gabrielle's age is two times mikhail's age. the sum of their ages is 84. what is mikhail's age?

Which of the following expressions cannot be simplified to x – 2?