A.
let the number be n.
2n+5=45
2n=40
n=20
Answer: f^-1(x)=-7x+3 maybe ? i think
Step-by-step explanation:
Answer:
0.3
30%
30/100 is the same as 60/200, both the numerator and denominator have been doubled.
|
|__x_- 4___________ 2x³/2x² =x
2x² + 2x +3 | 2x³ - 6x² +7x +3
- (<span>2x³ +2x² +3x)
</span> -8x² +4x +3 -8x²/2x² = -4
<span>-(-8x² -8x -12)
</span> 12x +15
(x-4) + (12x +15)/(2x² + 2x +3)
Answer: 1,904.92308 if you round it that will be 1904.9 or 1904.92
I used a calculator
