Answer:
Add maybe
Step-by-step explanation:
add the 500+400+200 try that hope it helps have a great day
<span>64x^12 = 4^3 x^12
cube root </span>64x^12 = 4x^4
answer 4x^4
The answer is 4. 7 x 4 = 28
A quadratic equation is one in which the highest exponent of x is 2.

is quadratic; the highest exponent is 2.
x³-3x²+1=0 is NOT quadratic. The highest exponent of x is 3, not 2.
5x-7=0 is NOT quadratic. The highest exponent of x is 1, not 2.
x²+3x-5=0 is quadratic; the highest exponent of x is 2.
x-5=9x+7 is NOT quadratic. The highest exponent of x is 1, not 2.
x²-x=3x+7 is quadratic; the highest exponent of x is 2.
Answer:are there choises?
Step-by-step explanation: