Answer:
a=9 , b=14
Step-by-step explanation:
Just do the operation (x+7)(x+2)
x(x)+x(2)+7(x)+7(2)
x^2+2x+7x+14
x^2+9x+14
So a=9 and b=14
-6x-16
July 28, 1914--World War 1
the volume of the cone is 339.29
the answer is (-4 )