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mafiozo [28]
2 years ago
14

Helpppppppppppppppppp is this right

Mathematics
2 answers:
Sedbober [7]2 years ago
5 0

Answer:

The first one is B and the second one is correct

Step-by-step explanation:

alisha [4.7K]2 years ago
3 0

Answer:

I think 1 is actually B and 2 is right -Your friend, Bill Cipher

Step-by-step explanation:

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Solve the equation on the<br> interval [0, 2π).<br> √2 cos x - 1 = 0
jek_recluse [69]

Answer:

Step-by-step explanation:

\sqrt{2} cos x-1=0\\cos x=\frac{1}{\sqrt{2} } =cos (\frac{\pi }{4} ),cos (2\pi -\frac{\pi }{4} )\\cos x=cos(2n\pi +\frac{\pi }{4} ),cos(2n\pi +\frac{7\pi }{4} )\\x=2n\pi +\frac{\pi }{4} ,2n\pi +\frac{7\pi }{4} \\n=0\\x=\frac{\pi }{4} ,\frac{7\pi }{4}

8 0
2 years ago
Joseph has 22 gallons of fertilizer. He uses 7 quarts to fertilize his plants.
nata0808 [166]
Joseph would have 81 quarts of fertilizer left
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3 years ago
In a company's first year in operation, it made an annual profit of $405,500. The profit of the company increased at a constant
Drupady [299]

Answer:

405500 x 1.24^18 =$19479651.89

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$19074152

3 0
2 years ago
Help pleaseee guysss
Anvisha [2.4K]

Answer:

8

2

0

2

8

Step-by-step explanation:

f(x)=2x^2

f(x)=y

y=2x^2

y=2(-2)^2

y=2(4)

y=8

y=2x^2

y=2(-1)^2

Y=2

Y=2X^2

y=2(0)^2

y=0

y=2x^2

y=2(1)^2

y=2

y=2x^2

y=2(2)^2

y=8

DON'T FORGET BODMAS

6 0
3 years ago
Factorise 12x - 30<br> help me please
Sonbull [250]

Answer:

6(2x-5) when factored

Step-by-step explanation:

7 0
3 years ago
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