What is the equation of the line of best fit for the following data? Round the slope and y-intercept of the line to three decima
l places.
A. y = 1.383x + 1.526
B. y= -1.526x - 1.383
c. y = 1.383x - 1.526
D. y = -1.526x + 1383
A. y = 1.383x + 1.526
B. y= -1.526x - 1.383
c. y = 1.383x - 1.526
D. y = -1.526x + 1383
2 answers:
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To solve, simply do this:
Then you'll get the answer, -7/16
Answer:
C
Step-by-step explanation:
Step 1: find BC
Given Triangles ABC and ADE are similar,
=
BC = x DE
= x 9
= 6 cm
Step 2: use Pythagorean theorem to find AC and / or AE
Consider triangle ABC,
by Pythagorean theorem,
AB² + BC² = AC²
AC² = 6² + 8² = 100
AC = √100 = 10 (answer... we can see that C is the only one with AC=10.
Step 3: Verify.. even though we know that it is C because AC = 10, you can verify that the ansewer is correct by finding CE and confirming that CE=5
By using similar triangles ABC and ADE,
AC/AE = AB / AD
AE = AD/AB x AC = 12/8 x 10 = 15
CE = AE - AC = 15 - 10 = 5 (answer confirmed)