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VLD [36.1K]
2 years ago
9

Evaluate the expression 8 + 2x2 when x = 6.

Mathematics
1 answer:
joja [24]2 years ago
5 0
6 goes in the box, as it is being multiplied by the other numbers.
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Evaluate: 792.6 ÷ 10-4<br><br> remember it is not 10-4. it is 10 to the -4 power
jarptica [38.1K]

Answer:

792600

Step-by-step explanation:

For this question you can add four zeroes to the back of 792.6 andmove the decimal to get you the answer, hope this helps

It's also good to know that if the exponent was positive the answer would be 0.07926

3 0
3 years ago
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What is the volume of a rectangular prism with length 8 cm, height 4 cm, and width 7 cm?
Bogdan [553]
Volume = Area * height 
             = width * length * height 
             = 8 * 4 * 7 
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4 0
3 years ago
expression to approximate log a of x for all positive numbers a, b, and x, where a is not equal to 1 and b is not equal to one
amid [387]

Question:

Approximate log base b of x, log_b(x).

Of course x can't be negative, and b > 1.


Answer:

f(x) = (-1/x + 1) / (-1/b + 1)


Step-by-step explanation:

log(1) is zero for any base.

log is strictly increasing.

log_b(b) = 1

As x descends to zero, log(x) diverges to -infinity


Graph of f(x) = (-1/x + 1)/a is reminiscent of log(x), with f(1) = 0.


Find a such that f(b) = 1

1 = f(b) = (-1/b + 1)/a

a = (-1/b + 1)


Substitute for a:

f(x) = (-1/x + 1) / (-1/b + 1)

f(1) = 0

f(b) = (-1/b + 1) / (-1/b + 1) = 1




7 0
3 years ago
Examples of geometric transformations can be found throughout the real world. Think about some places where you might use or see
Ainat [17]
Dilation- bagel to mini bagels, different ring sizes, font sizes (that was a good one)
rotation- bike tires, ceiling fans, umbrellas
translation- lockers, stadium style seats, floor tiles, bricks in the walls
8 0
3 years ago
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I’m confused on this one
nikklg [1K]

2·(2 + 9 + 2/SIN(30°)) = 30

6 0
4 years ago
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