1. x(2x^2-x+4)
2.-3(y-1)(y+2)
3.-(11w^2+18w-1)
Answer:
<em>Yes</em>
Step-by-step explanation:
g(x) = -
x +
y = -
x +
....... <em>(1)</em>
<em>(1)</em> × 4
4y = - x + 1
x = - 4y + 1
y = - 4x + 1
f(x) = - 4x + 1
∴ f(x) and g(x) <em>are inverses</em>
Hello, Marymack!
We know that in a geometric sequence defined by

and

, the sum can be calculated the following way:
Answer:
13/99
Step-by-step explanation:
First convert the expression, turn 13 into 13/1: 13/1 × 1/99
Next you multiply: 13/1 × 1/99 = 13/99
Answer:
100 yrs old
Step-by-step explanation:
20 times 5