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3 years ago

The volume of a gold bar is 100cm cubed

Mathematics

1 answer:

Dahasolnce [82]3 years ago

6 0

Answer:

1930g

Step-by-step explanation:

Mass = density × volume

Mass = 19.3×100 = 1930g

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Question 2

Stella [2.4K]

Answer:

12x + 20

Step-by-step explanation:

2(4x + 6 +2x + 4)

5 0

2 years ago

Will give correct answer brainliest

Sidana [21]

I’m pretty sure it’s x=10 because
8x + 50 = 130
So we would subtract 50 from both sides so it would be 8x = 130 - 50 then it would give us 80 so now we have 8x =80, now we will need to divide the 8 on both sides to get x, so 80/8 equals 10

6 0

3 years ago

Solve 9/10=z/8 . Round to the nearest tenth.

kompoz [17]

$\boxed {Question}$
$\frac{9}{10} = \frac{z}{8}$

$\boxed {Cross \ multiply}$
$10z = 8 \times 9$

$\boxed {Evaluate}$
$10z = 72$
$z = 72 \div 10$
$z = 7.2$

$\Longrightarrow \bf \ Answer \ : \ z = 7.2$

4 0

3 years ago

If f(x) = 3x^0 - 2x^-1 +4 then f(2)=

Assoli18 [71]

Answer:

try this link

Step-by-step explanation:

https://www3.nd.edu › WorkPDF

Web results

MATH 10550, EXAM 1 SOLUTIONS 1. If f(2) = 5, f(3) = 2, f(4) = 5, g(2 ...

6 0

2 years ago

Select the correct answer<br> What are the zeros of the graphed function?

VashaNatasha [74]

Answer:

○ C. $\displaystyle 0, 2, and\:4$

Step-by-step explanation:

Wherever the graph intersects the x-axis is considered your zero [x-intercept], therefore you have your answer:

$\displaystyle [0, 0], [2, 0], and\: [4, 0]$

I am joyous to assist you at any time.

8 0

2 years ago