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miv72 [106K]
2 years ago
6

F(x) = 4x2 – 7x + 7 Find f (7) Please help me

Mathematics
1 answer:
lorasvet [3.4K]2 years ago
8 0

Answer:

f(7)=140

Step-by-step explanation:

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- Ms. McNeil buys 2.4 gallons of gasoline. The total cost is $7.56. The
Brilliant_brown [7]

Answer:

The price of one gallon of gasoline is $3.15

Step-by-step explanation:

If the lady buys 2.4 gallons of gasoline for a total of $7.56, then as the problem suggests, one can find the unknown price of gasoline per gallon (p) by solving the equation for the unknown "p":

2.4  p = 7.56

then divide both sides by 2.4 to isolate the unknown "" on one side of the equal sign:

p = 7.56/2.4

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so this is the price per gallon of gasoline.

3 0
2 years ago
(w-x)^2 + 26x; if w = 6 and x = -1
kati45 [8]

Answer:

\boxed{\boxed{\sf 23}}

Step-by-step explanation:

\boxed{\sf Hi\: there!}

\sf (w-x)^2 + 26x

\sf w=6

\sf x=-1

_____________________

→ \sf \left(6-\left(-1\right)\right)^2+26\left(-1\right)

→ \sf 23

»»————- ➴ ————-««

7 0
2 years ago
Read 2 more answers
Round 9798 to the nearest thousand
Viefleur [7K]
The answer should be 10,000.
6 0
3 years ago
Solve. check for extraneous solutions sqrt x+7-x=1
leva [86]

Answer:

i belive the answer should be x = 0

Step-by-step explanation:

Since two opposites add up to zero, remove them from the expression

and then 7=1 the statement is false for any value of x

3 0
3 years ago
Can someone please answer these questions
Leona [35]

Answer:

15 . Undefined

16. undefined

Step-by-step explanation:

3 0
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