I need help with 1 2 3 & 4 please help

Mathematics

1 answer:

Tatiana [17]3 years ago

7 0

I cant read that if you can make it a bit clear then i can read it

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If the function rule is to divide by 10, and there is an output value is 7.2, what is the input value?

Sergeeva-Olga [200]

The answer is: "72" .
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(input value, or "x") / 10 = y = f(x);

When y = 7.2, what is the value of "x" ?

x / 10 = 7.2 ;

x = (7.2) * 10 = 72 .
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Which inequality is true? 1.5 greater-than 2 and one-half

Travka [436]

The inequality negative 3 and one-half greater-than negative 4.5 or -3.5 > -4.5 is true.

<h3>What is inequality?</h3>

It is defined as the expression in mathematics in which both sides are not equal they have mathematical signs either less than or greater than known as inequality.

We have inequalities given:

$1.5 > 2\dfrac{1}{2}$