2 years ago

Which relation is a function?

Mathematics

1 answer:

Tomtit [17]2 years ago

8 0

Answer:

every function is a relation, but every relation is not function.

Answer: B

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2/3 / (-9/4)<br><br> 2/3 divided by (-9/4)

Bezzdna [24]

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$\frac{2}{3} \div ( - \frac{9}{4} ) = \\$

$\frac{2}{3} \times( - \frac{4}{9}) = \\$

$- \frac{2 \times 4}{3 \times 9} = - \frac{8}{27} = - ({ \frac{2}{3} })^{3} \\$

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2 years ago

Simplify and write the trigonometric expression in terms of sine and cosine:

kicyunya [14]

Answer:

f(x) = + cosx or - cosx

Step-by-step explanation:

(2+tan^2x/sec^2x) -1 =(f(x))^2

=(( 1 + sec^2x)/sec^2x) -1

= 1 / sec^2x + 1 - 1

= 1 / sec^2x

= cos^2x

(f(x))^2 = cos^2x

f(x) = + cosx or - cosx

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3 years ago

Which comparison about the shapes is true? There are 6 squares to 3 circles O There are 3 squares to 6 circles There are 6 circl

OLEGan [10]

Answer:

second option 3 squares to 6 circles

Step-by-step explanation:

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2 years ago

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A sphere and a cylinder have the same radius and height. The volume of the cylinder is 27 pi feet cubed. A sphere with height h

Tems11 [23]

Answer:

Two- thirds (27)

Step-by-step explanation:

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2 years ago

Factor the following expression using the GCF: 16b + 40ab

LuckyWell [14K]

The greatest common factor is 8b. The reason is because both values have a factor of 8 and a factor of b. It is also the largest number.

See photo below

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2 years ago