3 years ago

17/4 minutes with 510 total beats How many beats per minute

Mathematics

1 answer:

Strike441 [17]3 years ago

5 0

The awnser is 120 beats per min

You might be interested in

PLEASE HELP (100 POINTS)

omeli [17]

$\\ \rm\Rrightarrow 2sin^2x=1-cosx$

$\\ \rm\Rrightarrow 2sin^2x=1-1+sin^2x$

$\\ \rm\Rrightarrow 2sin^2x-sin^2x=0$

$\\ \rm\Rrightarrow sin^2x=0$

$\\ \rm\Rrightarrow sinx=0$

$\\ \rm\Rrightarrow x\in n\pi$

6 0

2 years ago

Solve for a and x in ax^2=48<br>

Gelneren [198K]

Answer:

$ax^2 = 48\\a = \frac{48}{x^2}$

$ax^2 = 48\\x^2 = \frac{48}{a} \\x = \frac{\sqrt{48} }{\sqrt{a} } \\x = \frac{4\sqrt{3} }{\sqrt{a}} \\x = \frac{4\sqrt{3a} }{a}$

6 0

3 years ago

Alejandro solved the equation 5(7x^2-2)-8=3. He wrote 5(7x^2-2)=11 as his first step. Which property justifies his first step?

Scorpion4ik [409]

The addition property of equality. It says that if you add the same number to each side of the equation, the two sides of the equation will be equal. In this case, the number 8 was added to each side.

Hope this helps :)

3 0

4 years ago

Read 2 more answers

250 is 1.5cm. How thick is 400 pages

svetlana [45]

Answer: 2.4 cm

Step-by-step explanation:

1.5 divided by 250 gives that each page is .006cm. 400 times .006 is 2.4cm

7 0

3 years ago

A rope forms 2 30 feet lines.

Nikitich [7]

................ what else?

3 0

3 years ago