3 years ago

[PLEASE HELP! 49 POINTS PER ANSWER!]

Mathematics

1 answer:

blagie [28]3 years ago

5 0

A negative exponent for powers of 10 represent numbers between 0 and 1.

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Use long division 4÷14.4<br><br> HELP

Pie

= 3.60

Solution:
We have the equation:
14.4 ÷ 4 = 3.60
Calculated to 2 decimal places.

3 0

3 years ago

Read 2 more answers

Write the equation for the inverse of y=4arccot(

garri49 [273]

I think you meant "y = 4 arccot (x)."

This is equivalent to:

y
---- = arccot x
4

and so cot (y/4) = x

8 0

3 years ago

The sum of the present ages of the mother and her daughter is 80 years. The mother was thrice as old as her daughter when she wa

Alika [10]

Answer:

let the daughter age be x

let mother age be 3x

Step-by-step explanation:

x+3x= 80

4x = 80

x= 80\4

x=20

daughter age is 20

mather age= 80 -20

= 60

daughter age 20

mother age 60

7 0

3 years ago

What is the answer to this question? <br> 1.4a^2+4a-63

LUCKY_DIMON [66]

Answer:

Step-by-step explanation:

Δ = $4^{2} - 4 * 4 * (-63) = 16 + 16 * 63 = 16 * (1 + 63) = 16 * 64$

VΔ = 4 * 8 = 32

a = (- 4 ± 32) * $\frac{1}{8}$

a' = 7/2

a''= 9/2

3 0

3 years ago

The graph of a proportional relationship passes through (5, 15)(5, 15) and (1, y)(1, y). Find yyThe graph of a proportional rela

nexus9112 [7]

Im sorry this question is confusing

5 0

3 years ago