3 years ago

Is C=pi d partial variation or direct or neither

Mathematics

1 answer:

Marizza181 [45]3 years ago

3 0

This is a direct variation

C = pi*d

pi is a constant and it does thru (0,0)

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Pls someone help idk

tino4ka555 [31]

Answer:

first one c and the second on b

Step-by-step explanation:

3 0

3 years ago

What is 20 5/81 in simplest form

Marizza181 [45]

20 5/81 in its simplest form is 20 5/81.

20 5/81 originally looks like this ⇒ 1625/81

((20 * 81)+5)/81 = (1620+5)/81 = 1625/81 * this is an improper fraction because the numerator is greater than the denominator. Improper fractions must be converted to proper fractions. It will then become a mixed fraction.

 0020 5/81
81 | 1625
162 * 81 x 2
05

5 0

3 years ago

Find the solution(s) to 22 +57-3 = 0. Check all that apply.

irakobra [83]

Answer:

x = -3 and x = 1/2

Step-by-step explanation:

To find the solutions to

2x² + 5x - 3 = 0

we can use the quadratic formula, as follows:

$x = \frac{-b \pm \sqrt{b^2- 4(a)(c)}}{2(a)}$