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Solnce55 [7]
3 years ago
5

Help help helpp asaap

Mathematics
1 answer:
OLEGan [10]3 years ago
8 0

Answer:

see below

Step-by-step explanation:

Let's solve your equation step-by-step.

x4−16x2=x2+18

Step 1: Subtract x^2+18 from both sides.

x4−16x2−(x2+18)=x2+18−(x2+18)

x4−17x2−18=0

Step 2: Factor left side of equation.

(x2+1)(x2−18)=0

Step 3: Set factors equal to 0.

x2+1=0 or x2−18=0

x=4.242640687119285 or x=−4.242640687119285

Answer:

x=4.242640687119285 or x=−4.242640687119285

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rosijanka [135]

Answer:

4.) Step 2; it should be m∠o + m∠p = 180 degrees (supplementary angles)

Step-by-step explanation:

o and p are supplementary angles, and therefore add up to 180 degrees.

5 0
3 years ago
SOMEONE PLEASE HELP ME.
dimaraw [331]
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3 0
3 years ago
Before you answer, make sure to do a step by step explanation, if you forget, it's whatever. I'll give crowns to the people that
katen-ka-za [31]

Answer: 36.84

(lmk if this isnt right)

Step-by-step explanation:

To find the perimeter of the rectangle:

3+3+3+3+3+3=18

or

3(6)=18

To find the diameter of the circle:

12-(3+3)

12-6=6

You can combine the 2 half circles to make 1 full circle since they both have the same diameter. Use the circumference formula to solve.

C=πd

Substitute

C=3.14(6)

Multiply

C=18.84

Add the perimeter of the rectangle and the circumference of the circle.

18+18.84=36.84

4 0
3 years ago
PLEASE HELP
geniusboy [140]

Answer:

b = {0, 1, 2, 3, 4, 5}

Step-by-step explanation:

The domain of a function is simply all the possible values the independent variable can assume that the function will work and will give a real number.

In this question, we have:

m = 45 – 8b

b is the independent variable because the money, m, depends on the number of books, b, bought.

Since we can't have negative value for m as it represents an amount of money, then the values b can assume can be gotten through:

45 – 8b = 0,

8b = 45

b = 45/8 = 5.625

For the m, money, to remain positive b shouldn't go beyond 5.625

Also we should note that b, books, can't be a negative (no such thing as negative books) or a fractional value (no such thing as buying parts of a book) as well. Therefore, b = {0, 1, 2, 3, 4, 5}

4 0
3 years ago
The list price of a cell phone is $225 but a discount of
AveGali [126]

Answer:

31% discount

Step-by-step explanation:

hope that helps :)(:

6 0
3 years ago
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