192+128=320 first you have to multiply these two values then added
The number of situps form an AP with first term (a) = 17 and common difference (d) = 4
Tn = a + (n - 1)d
T12 = 17 + (12 - 1) x 4 = 17 + 11(4) = 17 + 44 = 61
Therefore, she will do 61 situps on day 12.
Answer:
where is the question????
B is the answer when the parabola is facing down it is negative
Answer:
I believe the radius is half the circle which makes the diameter 2x the radius which is 35+35= 70
