4 years ago

46 POINTS!!!!!!!!!!!!! Simplify the expression 23r - 23r please help me UwU

1 answer:

7 0

Answer:

1r-1r

Step-by-step explanation:

srry if its wrong i took that class a couple months ago

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Temka [501]

Answer:

7/25

Step-by-step explanation:

$cos2θ = 1 - 2 {sin}^{2} θ \\ = 1 - {2(sinθ)}^{2} \\ = 1 - {2 (\frac{3}{5}) }^{2} \\ = \frac{7}{25}$

5 0

2 years ago

Olin [163]

Answer:

221 mm

Step-by-step explanation:

The dimension 74 mm is presumed to mean that the actual length could be anywhere in the interval [73.5, 74.5). So, the minimum perimeter is ...

3 × 73.5 = 220.5 ≈ 221 . . . millimeters

_____

The perimeter of an equilateral triangle is 3 times the side length, since all three sides of the triangle are the same length.

8 0

3 years ago

Degger [83]

425-279=146
They would need 146+

5 0

3 years ago

Alex777 [14]

Answer:

y = 3*(x + 2) + 3

y = 3*x + 6 + 3

y = 3*x + 9

8 0

3 years ago

elena-s [515]

The third one.... is obtuse because it is greater than a 90 degree angle , which is a right angle

7 0

4 years ago