2 years ago

The average adult working male spends approximately $70 per week on a

Mathematics

1 answer:

Solnce55 [7]2 years ago

5 0

Answer:

105$

Step-by-step explanation:

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Help please; I need the right answer

Ad libitum [116K]

Answer:

Step-by-step explanation:

$\cos x+\sqrt{2}=-\cos x \\ 2\cos x = -\sqrt 2 \\ \cos x = -\dfrac{\sqrt 2}{2}\\ \\ \Rightarrow x = \pm \arccos\Big(-\dfrac{\sqrt 2}{2}\Big)+2k\pi,\quad x\in \mathbb{Z}\\ \Rightarrow x =\pm\dfrac{3\pi}{4}+2k\pi\\ \\ \\k = -1 \Rightarrow x < 0\\\\ k=0 \Rightarrow x 2\pi$

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3 years ago

Read 2 more answers

Consider the following geometric sequence.<br><br> 2, 6, 18, 54,

Kaylis [27]

Answer:

The rule or operation in this sequence is multiplication by 3.

Step-by-step explanation:

2*3=6

6*3=18

18*3=54

and so on...

7 0

2 years ago

Please solve the following problem

kirza4 [7]

Answer:

x = 27

Step-by-step explanation:

Given

$\frac{x}{9}$ = 3

Multiply both sides by 9 to clear the fraction

x = 9 × 3 = 27

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3 years ago

Stacy and Travis are rock climbing. Stacy’s rope is 4 feet shorter the 3 times the length of Travis rope. Stacy’s rope is 23 fee

prohojiy [21]

23×3=69
69-4=65
travis's rope is 65ft long.

7 0

3 years ago

Pls help me, i'm giving 30 points and brainliest.

podryga [215]

Answer:

This is a 10 percent increase

Step-by-step explanation:

Last week he spent 10 hours

This week 11 hours

percent increase = (new - original )/original * 100 percent

= (11-10)/10 * 100 percent

= 1/10 * 100 percent

= 10%

This is a 10 percent increase

8 0

2 years ago