I think it would have to be 1.46.
Explanation: if you subtract 3.56 from 2.1 you’ll get 1.46
Answer:
a ) 7a + 12
b) b - 15
Step-by-step explanation:
a)2a+5a +8+8
= 7a + 12
b) b - 7 - 8
= b-15
Factor f(t) and you can identify the values of t for which the height is zero.
.. f(t) = -16t(t -3)
The projectile lands after 3 seconds in the air. (selection A)
Sorry i have learnt it but i can remember how to do it