3 years ago

What is the reciprocal of 3^-2 ?

Mathematics

1 answer:

weqwewe [10]3 years ago

8 0

Answer:

1/3^2

Im trying to earn my brainliest..so if you don't mind :)

You might be interested in

A group of friends wants to go to the amusement park. They have $80 to spend on

Nastasia [14]

Answer:

4 people can go

Step-by-step explanation:

8 0

3 years ago

Read 2 more answers

The rectangular backboard of a basketball court needs to be assembled. Its area is given as 18,900 cm2 and the width as 1.8 m.

Alex

Answer:

length=1.05m

perimeter=2.7m

Step-by-step explanation:

18900 in m^2=1.89 m^2

area=length*width

1.89=length*1.8 m

length=1.89÷1.8

length=1.05 m

perimeter=(l+w) 2

perimeter=(1.05+1.8)2

perimeter=2.85×2

perimeter=2.7 m

6 0

3 years ago

What is the value of the expression below when a =−3, b =2, and c = −4 ?∣a2−2ac+5c? l

olchik [2.2K]

Answer:

Value of the expression is -35

Step-by-step explanation:

$Given \: expression \: is \\ {a}^{2} - 2ac + 5c \\ values \: are \: a = - 3 \: \ \: \: \: b = 2 \: \: \: \: c = - 4 \\ on \: substituting \: the \: values \ \\ in \: the \: given \: expression \\ { - 3}^{2} - 2( - 3)( - 4) + 5( - 4) \\ = 9 - 24 - 20 \\ = - 35$