Answer:
Two solutions (-4,-7) and (4,7)
Step-by-step explanation:
x = y + 3
x*y = 28
(y+3)*y=28
y^2+3y-28=0
(y+7)(y-4)=0
y=-7, y=4
x=-4, x=7
Answer:
See below.
Step-by-step explanation:
First one is true.
The fourth statement also ( where the extreme value occurs).
Answer: 2x^2
The three terms are
2x^2
-3x
5
as they are separated by a plus sign. You can think of it as 2x^2 + (-3x) + 5 if you want. The quadratic term is the term with the exponent of 2
Answer:
..so easy B
Step-by-step explanation:
its B
u put 2nd one in the formula.
9x ten to the power of 4 is written as 9x10^4
10^4 is 1 with 4 0s after it, 10000
So, 9x10000=90000
