(03.05) A student is running a 3-kilometer race. He runs 1 kilometer every 2 minutes. Select the function that describes his distance from the finish line
after x minutes. (1 point)
оа
f(x) = -
3
Oь
f(x) = - 2x + 3
2
Oc
f(x) =
x + 3
Od
1 x+2
3

B

Step-by-step explanation:

B) f ( x ) = -1/2 x + 3

$18 was the price of the t-shirt

step-by-step explanation:

(sin 42)/31. = sinx)/37

sinx = 37 (sin42)/31

= 37× 0.66/31 = 0.787

x= 51.9

other angle opposite to y = 180-51.9-42

= 180- 93.9 =86.1

so

sin42)/31 = sin 86.1)/y

0.021 = 0.997 /y

y= 0.997/0.021 =47.47