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Ad libitum [116K]
2 years ago
11

Pleaseeee helppp it’s been due since a week ago

Mathematics
2 answers:
Yuliya22 [10]2 years ago
6 0

Answer:

21

Step-by-step explanation:

8 x 21 =168

MAVERICK [17]2 years ago
3 0
I think 20 Did you try googling it?
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Solve the equation by factoring. 2x^2 + 15x + 25 = 0
Pepsi [2]

Answer:(2x+5)(x+5)=0

Step-by-step explanation:

2x^2+15x+25=0

Factorise we have

2x^2+10x+5x+25

(2x^2+10x)+(5x+25)=0

2x(x+5)+5(x+5)=0

(2x+5)(x+5)=0

7 0
3 years ago
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Is 3z-1 in standard form?
babunello [35]

Answer:

Yes because

Step-by-step explanation:

Is 3z-1 in standard form?

Yes becausestandard form of a polynomial, the value in the power of the variable such as z in the equation reduces from left to right. Therefore, 3z - 1 is in standard form since the z term comes to the left of the constant term

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3 years ago
What is the area of a parallelogram with a height of 6 feet and a base of 10.5 feet?
natta225 [31]

Answer:

area = base \times height \\  = 10.5 \times 6 \\  = 63 \:  {ft}^{2}

5 0
3 years ago
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Find the measure of the exterior angle 1. with one angle is 50 degrees and 28 degrees​
OLga [1]

Answer:

D. 78°

Step-by-step explanation:

50°+28°= 78°

_______

3 0
3 years ago
Help pls, will choose brainliest if explanation is provided
Nookie1986 [14]

Answer:

solve \: when \: (f + g) \:(4) \\   \\ first \: solve \: for \: f(x) \\ \:  \\  solution  \: .... \\  \\ f(x) = 4x - 3 \\ f(4) = 4(4) - 3 \\ f(4) = 16 - 3 \\ f(4) = 13 \\  \\  \\ now \: solve \: for \: g(x) \\  \:  \\ solution \: .... \\  \\ g(x) =  {x}^{3}  + 2x \\ g(x) =  {(4)}^{3}  + 2(4) \\ g(x) = 64 + 8 \\ g(x) = 72 \\  \\ (f) - (g) = 13 - 72 \\ (f) -(g) = -59

8 0
3 years ago
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