Answer:
t=cn
Step-by-step explanation:
62.34
Substitute n = 0 to n = 5 into the expression and sum the terms, that is
3 [ + + + + + ]
= 3 [ 1 + + + + + ]
= 3( )
= 3 × 20.781
= 62.34 ( to the nearest hundredth )
1,562.85
34.5 times 45.3
Plumber A
C. y=(150+40)x
Plumber B
B. y=40x+150