2 years ago

Trig. Functions: y= 3 cos(x) -5 Show work and Determine: Domain: Range:

Mathematics

1 answer:

babymother [125]2 years ago

5 0

Step-by-step explanation:

y = 3cos(x) - 5

Domain = 2sin(x)

Range = 5

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Tell whether the rates are equivalent. 0.4 kilometer for every 15 minutes 0.6 kilometer for every 20 minutes

Ostrovityanka [42]

Answer:

no they are not equivalent

Step-by-step explanation:

0.4/15 = 0.026

so for every minute they travel 0.026km

0.6/20 = 0.03

so for every minute they travel 0.03km

so they are not the same/equivalent

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3 years ago

What is the circumference of a circle having a radius of 56 mm

MArishka [77]

Answer:

circumference is πd

d=112mm

22/7*112

=352mm

Step-by-step explanation:

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2 years ago

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Kim wants to put a small fence in the shape of a circle around a tree in her backyard. She wants the radius of the circle to be

skelet666 [1.2K]

In this case, you first need to think about what is the formula for the circumference of a circle. The formula for the circumference of a circle is 2 * PI * r, where r is the radius of the circle, and PI is the mathematical constant approximately equal to 3.14.

$2\pi*r=2*3,14*2=12,56$ feet

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3 years ago

Which graph represents a function with direct variation?

sweet [91]

This is easier than you think!

When a graph shows direct variation, it always passes through the origin

The origin is (0, 0)

The very center!

Your answer is the first graph!

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3 years ago

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Which has the same value as 1 5 tens?

Olenka [21]

The answer would be 150 as each ten bar is si worth 10 and 10x15=150.

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