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Pie
3 years ago
15

Simplify completely 3x2 + 21x - 54/ x2 + 3x - 54

Mathematics
1 answer:
Nonamiya [84]3 years ago
3 0
27x-108 is my best anwer
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How do I write an equation for a line with a slope of ²/³ that has a y-intercept at -2.Titer eat at 2
maxonik [38]

Answer:

y = 2/3x - 2

Step-by-step explanation:

Given :

Slope, b = 2/3

y - intercept, c = - 2

The equation of a line can be expressed in slope intercept form as :

y = bx + c

b = slope ; c = y - intercept

Hence, line equation becomes ;

y = 2/3x - 2

3 0
3 years ago
the midpoint of AB has coordinates (4, -9). Endpoint A has coordinates (-3,-5). what are the coordinates of B
olchik [2.2K]
The coordinates for other endpoint is (5,-23)

3 0
2 years ago
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In triangle ABC, Aat the top of the triangle, B at 90° and C at the third end, angle C = 21°, the hypotenus = 15m,find BC = y th
dsp73

Answer

Step-by-step explanation:

Law of sines: SinB/15 = SinA/BC

B = 90

A = 180-90-21=69°

BC= (15*SinA)/SinB = (15*sin69)/1 ≈ 14m

7 0
2 years ago
What's the standard form of 314,207
maria [59]
Standard form: 314,207

expanded form: 300,000+10,000+200+7

word form: three hundred fourteen thousand, two hundred seven

6 0
3 years ago
A rectangle has a perimeter of 52 cm and an area of 144 square cm. Find its length and width if they are in whole numbers.
Bingel [31]
8 and 18:
8+8+18+18= 52
8*18 = 144

Tada!
6 0
3 years ago
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