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tatuchka [14]
2 years ago
11

Evaluate the expression when c=4.c²+5​

Mathematics
2 answers:
lord [1]2 years ago
5 0

Answer:

c²+5=21

Step-by-step explanation:

(4)²+5 = 16+5

=21

Sauron [17]2 years ago
4 0
21 I think cause you use pemdas
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B²+4 when b =-4..........
zalisa [80]

Answer:

20

Step-by-step explanation:

-4 x -4 = 16

16 + 4 = 20

Hope this helps. Pls give brainliest.

8 0
2 years ago
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How to explain 3,482,000,000 in scientific notation
Gelneren [198K]
3.482 x 10^9.
-the coefficient must be under 10, and in this case it is the "3". Then you count the places after that to get your exponent
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3 years ago
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1/250 : 2 = 1/150 : x
Cerrena [4.2K]

Answer:

x= 10/3

Step-by-step explanation:

1/250 : 2 = 1/150 : x

it's a simple problem of ratio and proportion

1/250 : 2 = 1/150 : x

⇒\frac{x}{250}= \frac{2}{150}

⇒x= \frac{2\times250}{150}

x= 10/3

6 0
3 years ago
A sphere has diameter 16.8 cm. If the radius is multiplied by 1/4, what is the effect on the volume?
valentinak56 [21]
The volume is multiplied by 1/64. I hope this helps :)
5 0
3 years ago
How many times does 6 go into 91
Ksenya-84 [330]
91 divide by 6 = 15.16 

so, 6 goes 15.16 times into 91
4 0
3 years ago
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