3 years ago

How do you find the cosine function?

Mathematics

1 answer:

meriva3 years ago

8 0

Answer:

dont know sorry dude

Step-by-step explanation:

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If x = -2, then x2-7x+10 equals<br> 00<br> O 20<br> 028

sleet_krkn [62]

20, you just need to substitute the x value in the equation
(-2)2-7(-2)+10=
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3 years ago

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Someone h e l p me on this it is geometry

ladessa [460]

BC = 6 km

<u>/</u><u> </u> ACB = 34°

AC = ?

cos 34° = $\frac{BC}{AC}$

=> 0.829 = $\frac{6}{AC}$

=> AC = $\frac{6}{0.829}$

=> AC = 7.23763570567

=> AC = 7 km

=> AC = 10 km $\:\:\:\:\:\:\:\:$ (nearest tenth)

$\\$

<h3>Answer : 10 km</h3>

$\\\\\\\\$

HOPE IT HELPS

PLEASE MARK ME BRAINLIEST ☺️

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3 years ago

What is a reasonable measure for the angle shown?

dimaraw [331]

I would say 120 since it’s not at the end near 170

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2 years ago

A Mathematics teacher gave a 20-item surprised quiz to his 25 students. All of the scores of the students were unique except for

TiliK225 [7]

Answer:

total number of students is 25

AIZA AND GLAIZA came 60% of the 25 students that is 15th position

A) therefore students which came below them were= 10

B) Students who has scored greater than them were=> 15-2=13 (as they niether got less than 12 nor more than 12.)

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2 years ago

What is twice the difference of sixteen minus 13

Viefleur [7K]

Answer:

Step-by-step explanation:

$2(16-13)\\\\\mathrm{Follow\:the\:PEMDAS\:order\:of\:operations}\\\\\mathrm{Calculate\:within\:parentheses}\:\left(16-13\right)\::\quad 3\\\\=2\times\:3\\\\= 6$

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3 years ago