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4 years ago

How is (3x) (5y) (7z) equivalent to 105xyz

Mathematics

1 answer:

Leviafan [203]4 years ago

3 0

Answer:

3*5*7= 15*7= 105xyz

the variable is the same

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Simplify the Expression - 1/2 (8b+3)+3b=

Anna35 [415]

Answer:

-b -3/2

Step-by-step explanation:

-1/2(8b+3) + 3B (a negative times a positive equals a negative)

1. Mutiply -1/2 by 8b and then by 3

(-1/2 x 8b -1/2 x 3) + 3b

-4b - 3/2 + 3b

2. Add -4b + 3b = -b

-b - 3/2

5 0

3 years ago

Multiply: (-4 + i)(-1 + 5i)

Olegator [25]

Answer:

$( - 4 + i) ( - 1 + 5i) \\ = 4 - 20i - 1i + 5 {i}^{2} \\ = 4 - ( -21i )+ 5i {}^{2}$

3 0

4 years ago

Type the correct answer in the box. If necessary, use / for the fraction bar and simplify the fraction. cos(75°)cos(15°) =

diamong [38]

Answer:

1/4

Step-by-step explanation:

using the product-to sum formulas, this is

1/2 (cos(75+15) + cos(75-15))

5 0

3 years ago

Read 2 more answers

6z+1–3z i need help plzzzzzzzzzzzz

MrMuchimi

Answer:

6z-1-3z=17

Step-by-step explanation:

8 0

4 years ago

I need help!!! Find m<2.

stellarik [79]

Answer:

Step-by-step explanation:

m∠2 = 180° - 113° = 67°

8 0

3 years ago

How is (3x) (5y) (7z) equivalent to 105xyz​

How is (3x) (5y) (7z) equivalent to 105xyz