Answer:
Step-by-step explanation:
let x be the number
2(x+8)=-4x+4
2x+16=-4x+4
6x=-12
x=-2
The first one, the other graphs do not pass the Vertical line Test. they intersect at more than one point on the graph
−
138
Explanation:
The only perfect squares between 15 and 25 inclusive are
16
and
25
∴
Sum of perfect squares
=
16
+
25
=
41
Answer:
base of 3 --> 3^4 (three to the fourth); base of 9 --> 9^2 (nine squared)
Step-by-step explanation:
<u>3 x 3</u> = 9 x <u>3</u> = 27 x <u>3</u> = 81 = 3^4
You multiply 3 by itself 4 times.
<u>9 x 9</u> = 81 = 9^2
You multiply 9 by itself 2 times.