3 years ago

PLEASE HELP 5. If t= -3, then 3t^2 +5t +6 equals A. -36 B. -6 c. 6 D. 18

Mathematics

2 answers:

wel3 years ago

8 0

Step-by-step explanation:

According to the question , value of t = (-3) . So on directly putting t = (-3) in expression we have ,

$\tt \to 3t^2 +5t+6 \\\\\tt\to 3(-3)^2+5(-3)+6 \\\\\tt\to (3)(9)-15 +6 \\\\\tt\to 27 - 15 +6 \\\\\tt\to \boxed{\orange{\tt 18 }}$

Nataliya [291]3 years ago

6 0

Answer:

Step-by-step explanation:

substitute t=-3 in the equation

3(-3) squared +5(-3)+6=18

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