3 years ago

Plzz answer fast guys

Mathematics

2 answers:

katrin2010 [14]3 years ago

8 0

Answer:

z⁻⁷

Step-by-step explanation:

Use (zᵃ)ᵇ = zᵃᵇ and zᵃ * zᵇ = z⁽ᵃ⁺ᵇ⁾

Virty [35]3 years ago

3 0

Answer:

(A)

Step-by-step explanation:

ZxZ-8=

Z-7

Note* Z-8=Z in the power of - 8 and Z-7=Z in the power of - 7

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Solve for x in<br> 2 - 3(x + 4) = 8

AysviL [449]

Answer:

x = -6

Step-by-step explanation:

2 - 3(x + 4) = 8

=> 3(x + 4) = 2 - 8 = -6

=> x + 4 = -6/3 = -2

=> x = -2 - 4 = -6

7 0

2 years ago

Read 2 more answers

If sin x = -1/2, and 270° < x < 360°, what is cos(x - 30°)?

Butoxors [25]

Answer:

x = -30

cos(x - 30) = ½

Step-by-step explanation:

Look at the picture

4 0

2 years ago

Noah says that 9x − 2x + 4x is equivalent to 3x because the subtraction sign tells us to subtract everything that comes after 9x

Genrish500 [490]

Answer:

Noah's claim is correct

Step-by-step explanation:

B O D M A S - Brackets, Over, Division, Multiplication, Addition and Subtraction, this means that you must do the addition first.

2x+ 4x = 6x

9x - 6x = 3x

Noah is correct as the - sign tells us that you have to subtract everything after the 9x

Hope this is ok and helps a little bit

5 0

3 years ago

What is the approximate length of RP? Round to the nearest tenth.

Nimfa-mama [501]

From the circle geometry theorem, a tangent to a circle makes 90° angles with the radius of the circle.

RQ is perpendicular to QP
Triangle RQP is a right-angled triangle

by Pythagoras theorem

$RP= \sqrt{5.3^{2}+ 3^{2} }=6.1$ units (rounded to one decimal place)

3 0

2 years ago

1. 800 tickets were sold for a Rock Music

serg [7]

I will set it up for you only.

Let a = adult tickets

Let s = student tickets

Here is your system of equations:

a + s = 800

12a + 8s = 7500

4 0

2 years ago

Plzz answer fast guys​

Plzz answer fast guys