Answer:
f(- 3) = 8
Step-by-step explanation:
To evaluate f(- 3), substitute x = - 3 into f(x) , that is
f(- 3) = 2(- 3)² - 10 = 2(9) - 10 = 18 - 10 = 8
What is this,no question here
Answer:
the third one...............
Step-by-step explanation:
5f
5 + n times of a number
Answer:
=11x2y3-oxy2+2xy2
Step-by-step explanation:
Simplify:
4x2y3+2xy2-2y-((-7x2)(y3)+oxy2-2y)
Distribute negative sign(-)
=4x2y3+2xy2+-2y+7x2y3+-oxy2+2y
Combine like terms
=(4x2y3+7x2y3)+(-oxy2)+(2xy2)+(-2y+2y)
=11x2y3-oxy2+2xy2
