3 years ago

What does d/dx (-8x - 643)=

Mathematics

1 answer:

poizon [28]3 years ago

3 0

See the attachment.....

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Need some help with this. hope someone can.help

GrogVix [38]

$\pi = 3.14\\r=40cm\\h=1.3m=130cm\\V=\pi r^{2}h\\V=(3.14)(40^{2})(130)\\V=(3.14)(1600)(130)\\V=653120cm^{3}$

3 0

3 years ago

Read 2 more answers

Betty is making a quilt made of various patterns. She buys 3 sheets of fabric that each have an area of 30 square feet. She cuts

qwelly [4]

Answer:

She will have 12 sections per fabric and 36 sections in all

Step-by-step explanation:

Betty buy 3 fabrics of 30 ft²

If she cut each to 2/5 of 1 ft²

The she will have

30 × 2/5

= 6 × 2

= 12

She will have 12 for each fabric and for the 3 fabrics, she will have

12 × 3 = 36

3 0

4 years ago

Find the area of the following shape. Show work.

Serga [27]

Answer:

The total area:

12 units²

Step-by-step explanation:

There are three parts on this shape:

1 big right triangle

1 rectangle

1 small right triangle

Big right triangle:

area = (4*4)/2 = 16/2 = 8units²

Rectangle:

area = 2*1 = 2units²

Small right triangle:

area = (2*2)/2 = 2units²

Total area

8+2+2 = 12 units²

6 0

3 years ago

(FASTEST AND BEST ANSWER GETS BRAINLIEST)

Lorico [155]

Answer:

Step-by-step explanation:

5 0

3 years ago

Hi! I need help with this problem.

Vlad1618 [11]

Answer:

B 70

Step-by-step explanation:

7 |H| + 4 G

H = -6 and G = 7

| H| = 6

7*6 + 4*7

42+28

3 0

3 years ago