3 years ago

-4x^2+20-4 in standard form

Mathematics

1 answer:

oksian1 [2.3K]3 years ago

4 0

The answer should be -4x^2+16

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?/5 =8/10 type the missing number that makes this fraction equal

SOVA2 [1]

<h2>- - - - - - - - - - - - - - - - - - </h2><h3> $\frac{?}{5} = \frac{8}{10}$ </h3><h3>Let's take the missing number as x.</h3>

<h3> $\frac{x}{5} = \frac{8}{10}$ </h3><h3>Means = Extremes </h3><h3> $x \times 10 = 5 \times 8$ </h3><h3> $x = \frac{5 \times 8}{10}$ </h3><h2>___</h2><h3>(Cancel by 2 table)</h3><h3> $x = \frac{5 \times4 }{5}$ </h3><h2>___</h2><h3>(Cancel by 5 table, So that we cancel 5 in the denominator and numerator)</h3><h3> $x = 4$ </h3><h2>- - - - - - - - - - - - - - - - - -</h2>