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MAVERICK [17]
3 years ago
12

Express the sum or difference as a product: cos 4x - cos 6x

Mathematics
1 answer:
Jobisdone [24]3 years ago
3 0
Cos -2x or -cos2x, it's the difference.
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Question 6. Which expression is equivalent to this expression? x(2x + 3)
suter [353]

Answer:

The answer is D

You have to distribute the x to the 2x + 3 equation

This will result in 2x^2 + 3x

5 0
3 years ago
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Find 2 and 3 please explain how u got ur answer
Svetllana [295]
1) ?=102 degrees
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4 0
2 years ago
Which of the following sets include all rational numbers?
kicyunya [14]

It's the Second one and the third one

Step-by-step explanation:

Pie is irrational so you can easily cross it off and it leads to to the second one and the third one

4 0
3 years ago
Which of the following expressions are equivalent to -0.5(1.7+1.7)−0.5(1.7+1.7)minus, 0, point, 5, left parenthesis, 1, point, 7
Allisa [31]

The expressions equivalent to -0.5(1.7+1.7) are -0.5(1.7) - 0.5(1.7)

and 2(-0.5(1.7))

<h3>Distributive law of expansion</h3>

Given the expression below;

-0.5 (1.7 + 1.7)

According to the distributive law;

A(B+C) = AB + AC

Expand

-0.5(1.7) + (-0.5)(1.7)

-0.5(1.7) - 0.5(1.7)

2(-0.5(1.7))

Hence the expressions equivalent to -0.5(1.7+1.7) are -0.5(1.7) - 0.5(1.7)

and 2(-0.5(1.7))

Learn more on distributive law here: brainly.com/question/25224410

#SPJ1

7 0
2 years ago
Six subtracted from a number
Klio2033 [76]

Answer:

X-6

Step-by-step explanation:

Represent the unknown number with a variable then introduce the minus sign

8 0
3 years ago
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