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3 years ago

2 prime numbers with the sum of 34

Mathematics

1 answer:

natulia [17]3 years ago

6 0

Answer:

The two numbers are 15 and 19

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Add the sum and difference identities for sin x to derive 1/2 [sin(x+y)+sin(x-y)]=sin x cos y

Solnce55 [7]

Answer:

true

Step-by-step explanation:

1/2 (sin(x+y)+sin(x-y))

= 1/2 (sin x cos Y + cos x sin y + sin x cos y - cos x sin y)

= 1/2 * 2 sin x cos y

= sin x cos y

The expression is true.

3 0

3 years ago

Use the distributive property to expand the following expression:

KIM [24]

Answer:

This is guess of what the question is asking:

I had got 49x - 21y - 6.

Step-by-step explanation:

7 x 7 is 49 and 7 x 3 is 21.

4 0

3 years ago

Read 2 more answers

Write each expression as a single power of 10

swat32

Answer:

It is

${10}^{5}$

Step-by-step explanation:

$\frac{ {10}^{4}. {10}^{5} . {10}^{6} }{ {10}^{3} . {10}^{7} } = \frac{ {10}^{(4 + 5 + 6)} }{ {10}^{(3 + 7)} } \\ \\ = \frac{ {10}^{15} }{ {10}^{10} } \\ \\ = {10}^{(15 - 10)} \\ = {10}^{5}$

3 0

3 years ago

What is the simplified form of (5x^3 + 2)(5x^3 -2)

lapo4ka [179]

Simplify the expression.

25x6−4

plz mark me as brainliest :)

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4 years ago

Which fraction is equivalent to negative 4 over -9

boyakko [2]

I hope this helps you

8 0

3 years ago