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3 years ago

PLEASE HELP ME ON THIS MATH QUESTION ASAP !!!!

Mathematics

2 answers:

Otrada [13]3 years ago

5 0

The correct answer would be C!

Mashcka [7]3 years ago

4 0

the answer is C.

by the formula vertex (xv,yv) y=a(x-xv)²+yv

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50% of 80 solve pls show working<br>pls I know it just try working it

Eduardwww [97]

Answer:

$\boxed{ \bold{ \huge{ \boxed{ \sf{40}}}}}$

Step-by-step explanation:

$\sf{50 \: \% \: of \: 80}$

To convert the percent into a fraction , divide it by 190 and remove the % symbol. Then , Simplify the fraction to its lowest term.

⇒ $\sf{ \frac{50}{100} \times 80}$

⇒ $\sf{ \frac{1}{2} \times 80}$

Divide 80 by 2

⇒ $\sf{40}$

Hope I helped!

Best regards!!

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3 years ago

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I need help with this<br>

zzz [600]

Answer:

Yes because 5^2 + 12^2 = 13^2

Step-by-step explanation:

We can check using the Pythagorean theorem

a^2 + b^2 = c^2

5^2 + 12^2 = 13^2

25+ 144= 169

169 = 169

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3 years ago

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Convert 72°F to °C (to the nearest tenth) using one of the following formulas: F = 9/5xC + 32 or C = (F - 32) x 5/9.

Fudgin [204]

First set up the equation:
$C=(F-32)\times\frac{5}{9}$
Then substitute in known values:
$C=(72-32)\times\frac{5}{9}$
and solve for C
$C=40\times\frac{5}{9}$
$C=22.22$

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3 years ago

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Solve for s.

Radda [10]

Answer:

s = 5/6, s = 3

Step-by-step explanation:

(6s - 5)(s - 3) = 0

<u>Solving for s:</u>

1. ...........

6s - 5 =0
6s = 5
s = 5/6

2. ...........

s - 3 = 0
s =3

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2 years ago

What is f(x)=2x-1 if x=0

mrs_skeptik [129]

Answer:

$f=\frac{2x-1}{x}$

Step-by-step explanation:

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