MATHEMATICS HIGH SCHOOL

Evaluate: f(x) = -2x + 6 for x = 10.

Answers

Answer 1

Answer:

Answer:

Step-by-step explanation:

f(10) = -2(10) + 6 = -20 + 6 = -14

Answer 2

Answer:

Answer:

f=- $(x)/(5)$ + $(3)/(5)$

Step-by-step explanation:

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A junior college is going to choose a Homecoming Queen, and the candidates are the Freshman Queen and the Sophomore Queen. If there are 600 freshman and 400 sophomore voters, which would be a FAIR way of conducting the vote? [Fair, in this case, means that the Freshman Queen does not have an automatic advantage.]A) Count the votes, then deduct 100 from the freshman total.
B) Count the votes and the Queen with the highest total becomes Homecoming Queen.
C) Count the votes, counting each sophomore ballot as 1.5 votes and each freshman ballot as 1 vote.
D) Count the votes, counting each freshman ballot as 1.5 votes and each sophomore ballot as 1 vote.

Answers

count the votes, counting each sophomore ballot as 1.5 votes and each freshmen ballot as 1 vote.
ur doing this because there is 200 more freshmen then sophomores...and if u count each sophomore vote as 1.5, it would make up for the 200 more freshmen

Answer: C

Step-by-step explanation: i just did it

Triangle ABC is similar to Triangle DEF, then AB is congruent to DE

Answers

If it's one of those always, sometimes, never questions, then it is sometimes.
Similar triangles have the same angles, but don't necessarily have the same length of sides.

One question is all I need help on.

Answers

Hello,

y=x²+2x
y=3x+20

==>x²+2x=3x+20
==>x²+2x-3x-20=0
==>x²-x-20=0
==>x²-2*1/2*x+1/4-20-1/4=0
==>(x-1/2)²-81/4=0
==>(x-1/2-9/2)(x-1/2+9/2)=0
==>(x-5)(x+4)=0
==>(x=5 and y= 35 ) or (x=-4 and y=-8)

A coin of questionable fairness is tossed 10 times per set of trials for two sets of trials. The outcomes are THTHTHTHHT and TTTHTTHTTH (T = Tails; H = Heads). Which model can you most likely rule out on the basis of this simulation?A.The probability of heads is 40%.
B. The probability of heads is 30%.
C. The probability of heads is 35%
D. The probability of heads is 70%