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DerKrebs [107]
4 years ago
7

What is the solution to the quadratic equation x2 + x - 30 = 0?

Mathematics
1 answer:
Nadusha1986 [10]4 years ago
3 0

Answer:

try 3x=30 or 10

Step-by-step explanation:

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Please answer these! Add brackets to make the equations true!
beks73 [17]

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<span>8 = 12 – [8 / (4 / 2)]                                                                      11  = 12 – [(8 / 4) / 2]</span>

<span>½ = [(12 – 8 ) / 4]  / 2                                                                   20 = 6 x 4 – 4 x 5 </span>ß----can’t figure it out …sorry

<span>0 = 6  x (4 – 4) x 5                                                                         100 = [(6 x 4) – 4] x 5</span>

<span>24 = [14 –(8 -2)] x 3                                                                     0= (14 –8) – (2 x 3)</span>

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3 years ago
Find the exact valueFind sin theta:/2<br> See picture. Show steps
ddd [48]

Answer:

Step-by-step explanation:

Use the half angle formulas

sin(θ/2) = ±√((1 - cosθ)/2)

sin(θ/2) = ±√((1 - (3/5))/2)

sin(θ/2) = ±√((2/5)/2)

sin(θ/2) = ±√(1/5)

knowing θ is in the 4th quadrant, θ/2 will be in the second quadrant where sines are positive.

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4 0
3 years ago
Definition of a similarity transformation
Katarina [22]
A similarity transformation is one or more rigid transformations (reflection, rotation, translation) followed by a dilation. When a figure is transformed by a similarity transformation, an image is created that is similar to the original figure.
4 0
3 years ago
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Answer:

The answer is D. Conditional

Step-by-step explanation:

Conditional statements are all written in the form of "IF _____, THEN _____"

5 0
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Answer: 180

Step-by-step explanation:

9 x 4 x 5= 180 i cant seem to get any of those answers.

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