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Alexandra [31]
2 years ago
5

Evaluate 4 + (m - n) When m = 7 and n = 5.

Mathematics
2 answers:
LUCKY_DIMON [66]2 years ago
7 0

Answer:

7 - 5 = 2

2 + 4 = 6

Evaluate parenthesis first.

Add 4 to the number you got from subtracting 7 and 5.

ziro4ka [17]2 years ago
4 0
1. substitute:
4+(7-5)
2. simplify:
4+2
3. evaluate:
6
the answer is 6.

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Let AB = 24, AC = 10 and BC = 26.
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Answer:

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Step-by-step explanation:

a) We can see that the leg opposite <C is AB, and we are given AB = 24

b) We can see the leg adjacent to <C is AC, and we are given that AC = 10

c) The trig function sine is equal to

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The opposite, AB, is 24, and the hypotenuse, BC, is 26. We can plug those numbers in:

sin(c) = \frac{24}{26} = \frac{12}{13}

d)The trig function cosine is equal to

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The adjacent, AC, is 10, and the hypotenuse, BC, is 26. We can plug those numbers in:

cos(c) = \frac{10}{26} = \frac{5}{13}

d)The trig function tangent is equal to

\frac{opposite}{adjacent}

The opposite, AB, is 24, and the adjacent, AC, is 10. We can plug those numbers in:

tan(c) = \frac{24}{10} = \frac{12}{5}

4 0
3 years ago
Which statements are true the ordered pair (1, 2) and the system of equations?
galina1969 [7]

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