(x + 7)/2 - (x + 4)/2 = (x + 7 - (x + 4)/2 = (x + 7 - x - 4)/2 = 3/2
<span>f(x)= x³-x²-9x+9 has x², so it will be
many to one function ( one value of y will correspond several values of x).
Answer is B.</span>
Multiply each term in the parentheses by 2
3p x 2 +5 x2
Calculate the product
6p+5 x 2
Multiple the number
6p x 10
That’s your answer
6p x 10
Answer:
x equals to - 5.5 or - 11/2