1 year ago

What is the vertex of a parabola represented by the equation f(x) = −2(x − 4)2 − 7?

Mathematics

1 answer:

Katena32 [7]1 year ago

3 0

Answer:

4,-7

Step-by-step explanation:

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Is x = -12 a solution of x^2 +10x+25=49?

Tresset [83]

Answer:

Yes

Step-by-step explanation:

${x}^{2} + 10x + 25 = 49 \\ {x}^{2} + 10x + 25 - 49 = 0 \\ {x}^{2} + 10x - 24 = 0 \\ (x + 12)(x -2 ) = 0 \\ \\ x + 12 = 0 \\ x = - 12 \\ \\ \\ x - 2 = 0 \\x = 2$

I hope I helped you^_^

8 0

2 years ago

An adult and 5 children rent a skates. it costs $4 per adult for skates and a total of $16

Elenna [48]

Answer:

$2.20 per child

Step-by-step explanation:

16-4=11

11/5=2.2

3 0

2 years ago

-25+t=-44 solve using addition principle. The solution is t=

love history [14]

Explanation:

First, add by 25 both sides of an equation.

$-25+t+25=-44+25$

Then, simplify by equation and add/subtract by the numbers.

$44-25=19$

*The answer must be have a negative sign.

$\boxed{t=-19}$

Hope this helps!

Thank you!

Have a great day!

3 0

2 years ago

Read 2 more answers

HURRYY!

pshichka [43]

A) log (33)
B) log (7/9)

Use the log addition and subtraction rule

5 0

2 years ago

Coordinate pairs for 12x-3y<12

timurjin [86]

Answer:

y>4x-4

Step-by-step explanation:

7 0

2 years ago