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Taya2010 [7]
3 years ago
13

What is the coefficient of a in the expression 5a3 + 9a2 + 7a + 4 ?

Mathematics
2 answers:
Whitepunk [10]3 years ago
8 0
The answer is:  "7" .
_____________________
     (in the term:  "7a").
______________________
vlada-n [284]3 years ago
3 0
The coefficient is the number that's before the variable and is multiplying the variable.
In 9a2, the coefficient is 9.
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Path A and B are walking paths used for horses. Path A is 118 feet long. Path B is 180 feet long. Carlos walks his horse down ra
AlexFokin [52]
118 × 3 = 354 feet ( Path A)
180 × 3 = 540 feet ( Path B)
Path B as it is closer to 500 feet than path A
6 0
4 years ago
Can someone explain the answer and how the formula works?
zubka84 [21]

Answer:

A = 346.185 cm²

Step-by-step explanation:

The formula given is:

A = πr²

A = Area of the object (circle).

π = 3.14

r = radius, which is 1/2 of the diameter, a straight line from one end to the other.

Set the equation, plug in the corresponding numbers to the corresponding variables:

A = (3.14)(10.5)²

Simplify. Remember to follow PEMDAS.

PEMDAS =

Parenthesis

Exponents (& Roots)

Multiplication

Division

Addition

Subtraction

and is the order of operation.

First, solve the exponent.

(10.5)² = 10.5 * 10.5 = 110.25

Next, multiply:

A = (3.14)(110.25)

A = 346.185 cm²

A = 346.185 cm² is your answer.

~

7 0
4 years ago
PLEASE HELP ASAP I HAVE A TEST TIME LIMIT EDGE 2020! HELLLLP!
lidiya [134]

Answer:

A

Step-by-step explanation:

Graph is not a function, so B and D are false.

y = 0 is a horizontal line, not a vertical line, so C is false.

This leaves only A.

5 0
3 years ago
After filling a gas tank the odometer read 82,803.6 After the next filling it read 83,034.6 it took 16.5 gallons to fill the tan
ELEN [110]
83,034.6 - 82,803.6 = 231 miles

231/16.5 = 14 miles per gallon
8 0
3 years ago
PLEASE HELP ME I WILL MARK CORRECT ANSWER BRAINLIEST
Assoli18 [71]

Answer:

36 units

Step-by-step explanation:

to do this you must first find the lengths of all the sides with pythagorean theorem

for a to b you use

3^2 + 4^2 = c^2

9 + 16 = c^2

25 = c^2

c = 5

5 is one of the lengths

b to c uses the same equation

so

5 is another one of the lengths

for d to c your equation is

5^2 + 12^2 = c^2

25 + 144 = c^2

169 = c^2

13 is another of the lengths

d to a has the same length as c to d so there is another 13 unit length

so

5 + 5 + 13 + 13 is your equation to find the perimeter

5 + 5 + 13 + 13 = 36

that is your answer

6 0
2 years ago
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