Question

PLEASE HELP ME WITH 3 QUESTIONS, I'LL GIVE METALS AND FAN YOU IF YOUR CORRECT

1. starting from 105 feet away a person on a bicycle rides toward a checkpoint and then passes it.the rider is traveling at a constant rate of 35 feet per second.the distance between the bicycle and the checkpoint is given by the equation
d=|105-35t| at what time is the bike 60 feet away from the checkpoint?

A)1.3 sec and 2.6sec
B)1.3sec and 4.7 sec
C)1.1 sec and 2.6 sec
D)4.7 sec and 9.4 sec

Answer 1

B.

Answer 2

\[x=\left| a \right|,x=\pm a\]

Answer 3

\[105-35 t=\pm 60,find~ t\]

Answer 4

2.Which number is a solution of the inequality ?

12<y(8-y)
A)0
B)1
C)2
D)3

Answer 5

check one by one

Answer 6

or \[12< y \left( 8-y \right)\]
\[y^2-8y+12<0\]
\[y^2-6y-2y+12<0,\left( y-6 \right)\left( y-2 \right)<0\]
x lies in (2,6)

Answer 7

so x=?

Answer 8

i think 0 because it's a less than sign, im not sure. :/

Answer 9

@surjithayer

Answer 10

@Rainbow_Factory

can any one please help

Answer 11

Suppose T = {-8, -4, 0, 4, 8, 12, 16, 20,} and K = {-3, -2, -1, 0,1, 2, 3, 4, 5, 6,} What is T K?

Answer 12

correction it is y not x

Answer 13

only 3 lies in (2,6)