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Arte-miy333 [17]
3 years ago
13

please help me answer! Let f(x)=x^2+3 and g(x)=3x+7 find ( g o f)(7); (g o f) (7)=; simplified answer is? I am not getting it pl

ease help me and provide answer
Mathematics
1 answer:
azamat3 years ago
5 0
F(x) = x^2 + 3
g(x) = 3x + 7
(g o f)(x) = g(f(x)) = g(x^2 + 3) = 3(x^2 + 3) + 7 = 3x^2 + 9 + 7 = 3x^2 + 16
(g o f)(7) = 3(7)^2 + 16 = 3(49) + 16 = 147 + 16 = 163
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What is the answer ? Please help !!
ch4aika [34]

Answer: p > \frac{3}{7}

Step-by-step explanation:

-21p + 69 > -49p + 81

         -69                -69

-21p > -49p + 12

+49p     +49p

28p > 12   divide both sides by 28

p > 12/28

reduce it  p> 3/7

7 0
3 years ago
Please help me with this
Nata [24]

Answer: 5

Step-by-step explanation:

4 0
2 years ago
What is5400300 in standard form
choli [55]
Five Millon four thousand and three hundred
7 0
3 years ago
PLEASE HELP LAST TWO QUESTIONS, I USED ALL MY POINTS TO POST THIS PLEASE PLEASE PLEASE HELP VERY IMPORTANT
Radda [10]
<span>10.
if we were to subsitute the points and graph the equation we would notice that the shape is the same for both: a 45 degree angle line that goes upleft and up right
the graph of y=|x| looks like a right angle corner that is facing up that is ballancing on the point (0,0)
the graph of y=|x|-4 is the same except that the graph is shifter 4 units to the right ie. the point ofo the graph/rightangle is on point (4,0)




14.
slope intercept form which is y=mx+b
m=slope b=y intercept
m=4/3
y=4/3x+b
one given solution/point is (9,-1)
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-1=4/3(9)+b
-1=36/3+b
-1=12+b
subtract 12 from both sides
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see which one converts to the correct form
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</span>
8 0
3 years ago
During a spring clearance sale, Sears advertise 1/4 off the list of Model II microwave ovens and an additional 1/5 off the sale
ozzi

Answer:

$ 75.

Step-by-step explanation:

From the information above,

List price of model II = $240

Sale price of the clearance sale is 1/4 off the list price of Model II microwave oven and additional 1/5 of the sale price for oven that are scratched and dented.

Therefore,

Let the sale price be X,

= (1/4)*(list price) + (1/5)*X

X = (1/4)*(240) + (1/5)*X

X = 60 + (1/5)X

Solving for X,

X - (1/5)X = 60

(4/5)X = 60

X = (60*5)/4

= $75.

4 0
3 years ago
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