3 years ago

Help for these to two pls

Mathematics

1 answer:

NeTakaya3 years ago

4 0

Answer:

1) 65%

2)-44%

Step-by-step explanation:

Formula:

((new value - old value)/(old value) )*100

If positive, it's an increase

if Negative, it's a decrease.

You might be interested in

Please help?!

Ugo [173]

draw a rectangle around it:

the widest part is from about -3 to 2 which is 5 units wide

height is from 3 to -4, which is 7 units

5*7 = 35

the top and bottom are angled so you can subtract a little for that

so I would estimate around 32 square units

7 0

4 years ago

Read 2 more answers

W= A over 4 what does A equal?

timurjin [86]

Answer:

Hi there!

If W= A/4, then A= 4W

Step-by-step explanation:

because if you times 4 on both sides of the equation : w*4 = (A/4) *4

you get A= 4W

4 0

4 years ago

Solve for x. Round to the nearest tenth, if necessary.

galben [10]

Answer:

15.4

Step-by-step explanation:

sin 17° = 4.5 /x

x = 4.5 / sin 17° = 4.5 /0.2924

= 15.4

6 0

3 years ago

Read 2 more answers

Robyn opened a bank account to save her birthday money. it was paying 3.75% interest. then the interest rate went up by 0.65%. h

Savatey [412]

Her new interest rate would be 4.40%

8 0

4 years ago

Read 2 more answers

Plz help!<br> solve for p

Ganezh [65]

Answer:

p = - 5i or p = 5i

Step-by-step explanation:

Noting $\sqrt{-1}$ = i

Given

p² = - 25 ( take the square root of both sides )

p = ± $\sqrt{-25}$ = ± $\sqrt{25(-1)}$ = ± 5i

Thus

p = - 5i or p = 5i

4 0

3 years ago

Read 2 more answers