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Marysya12 [62]
2 years ago
13

Make b the subject of P = 1/2 a b² + c where b is positive. (3 marks)

Mathematics
1 answer:
mote1985 [20]2 years ago
8 0
That’s the answer to the question
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I need halp with this-<br> Z=9
Damm [24]

Answer:

81 + 81 + 10 aka 172

Step-by-step explanation:

5 0
3 years ago
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1) Find an equation of the tangent line at each given point on the curve.x = t2 − 4, y = t2 − 2tat (0, 0)at (−3, −1)at (−3, 3)2)
Anastasy [175]

Answer:

1) at ( 0,0) : y = x/2.   at(-3-1) : y = -1.   at(-3,3) : y = 2x +9

2) DNE ( does not exist )

Step-by-step explanation:

The general equation of tangent line

y - y1 = m( x - x1 )

attached below is the detailed solution on how i derived the answers above

8 0
3 years ago
Solve x 2 + 9x + 8 = 0 by completing the square. What are the solutions?
vivado [14]

x^2+9x+8=0

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x+1=0

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x+8 = 0

x=-8


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3 years ago
I NEED HELPPP ASAP PLZZZZZZZZ everything except for 11,12,13, and 15 Please!!!!
n200080 [17]
14. 75     105
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Picking a purple marble from a jar with 10 green and 10 purple marbles
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