So 12 = 2 + 20t -5t^2
5t^2 -20t + 10=0
t^2 -4t + 2 = 0
Use quadratic formula to solve
He planted 92 of those because 12 times 6 is 72 and 72 plus 20 is 92 therefore the answer is 92
Answer:
-55
Step-by-step explanation:
2nd term=> -1 + -2 × (2 - 1)
3rd term=> -1 + -2 × (3 - 1)
:
28th term=> -1 + -2 × (28 - 1)
=> -1 - 54 = -55
Answer:
18
Step-by-step explanation:
x+x+17+6=49
2x=36
x=18
s1=18
s2=35
s3=6
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