I took the test and got D) correct i dont get how u got it wrong i did not
B) reflection
C) rotation
D) translation
If I get this question right, then I can finish the rest of my homework myself! :D
A. (f+g)(x)=4x6−8x2+12x−12
B. (f+g)(x)=4x6−8x2+8x−12
C. (f+g)(x)=4x3−8x2+8x−12
D. (f+g)(x)=4x3−12x2+8x−12
Answer:
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Step-by-step explanation:
A. x2/27
B. 9x/3x
C. 9/3
D. 3
Answer:
The area is 2,600 cm^2
Step-by-step explanation:
The area of a rectangle is the product of its sides
And the difference between both areas is 1,400 cm^2 (P-Q)
Thus, we have it that;
40(3x-10) - (30(x + 15)) = 1,400
120x - 400 - 30x - 450 = 1400
120x -30x -400-450 = 1400
90x - 850 = 1400
90x = 1400 + 850
90x = 2,250
x = 2,250/90
x = 25
The area for painting P
is;
40 (3x - 10)
Substituting the value 25 for x
we have
40 ( 3(25) -10)
= 40(75-10)
40 * 65 = 2,600 cm^2
10
20
Total Cost
$17.50
$35.00
$52.50
$70.00
30
40
$3.50
$1.75
$17.50
$7.25
===================================================
Explanation:
To get the unit cost, we divide the total cost over the number of pounds.
We can do this for any row
You don't need to show all four row calculations. You can simply pick one row.
This tells us that each pound costs $1.75
Put another way: the price is $1.75 per pound