3 years ago

Rewrite the expression 3 times 4 times 5 times m times n using the fewest numbers of symbols and characters possible

Mathematics

1 answer:

NemiM [27]3 years ago

5 0

Answer:

60mn

Step-by-step explanation:

3 * 4 * 5 * m * n

3 * 4 * 5 = 60

60mn

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Simplify. Write your answer using whole numbers and variables.

Andre45 [30]

Answer:

q + 7

Step-by-step explanation:

(q² + 4q − 21) / (q − 3)

Factor the numerator:

(q + 7) (q − 3) / (q − 3)

Divide:

q + 7

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4 years ago

The sum of the measures of angle K and angle B is 90°.

mojhsa [17]

Answer:

value of x is 7

Step-by-step explanation:

from question

k+b=90

5x+15+40=90

5x=90-55

5x=35

hence, x=7

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3 years ago

A factory makes 300 sheets of construction paper per hour. How many sheets of construction paper will the factory make in 9 hour

Semmy [17]

Answer:

2700

Step-by-step explanation:

One hour is 300 sheets. We need to find 9 hours,

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3 years ago

Prove the identity. (tanx+1)^2=(1+2sinxcosx)/(cos^2x)

SOVA2 [1]

$(\tan x+1)^2=\tan^2x+2\tan x+1$
$=\sec^2x+2\tan x$
$=\dfrac1{\cos^2x}+2\dfrac{\sin x}{\cos x}$
$=\dfrac1{\cos^2x}+\dfrac{2\sin x\cos x}{\cos^2x}$
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4 years ago

Please help if right answer will mark you brainliest

Alex777 [14]

The answer is no

Hope this helps

3 0

3 years ago