Question

simply the following expression x square minus 21x plus 90 upon (x minus 15)​

Answer 1

Answer:

Quotient of x and 15 multiplied by x. (k) The sum of square of x and cube of z. (l) Two times q subtracted from cube of q.

Step-by-step explanation:

5 must be added to the expression to make it a whole square.

then you find answer

hope it helps you

thanku