Luiza is jumping on a trampoline. H(t)H(t)
H(t)
H, left parenthesis, t, right parenthesis
models her distance above the ground (in
m\text{m}
m
start text, m, end text
)
tt
t
t
seconds after she starts jumping. Here,
tt
t
t
is entered in radians.
H(t)=−0.6cos⁡(2π2.5t)+1.5H(t) = -0.6\cos\left(\dfrac{2\pi}{2.5}t\ri ght) + 1.5
H(t)=−0.6cos(
2.5

2π


t)+1.5
H, left parenthesis, t, right parenthesis, equals, minus, 0, point, 6, cosine, left parenthesis, start fraction, 2, pi, divided by, 2, point, 5, end fraction, t, right parenthesis, plus, 1, point, 5
What is the second time when Luiza reaches a height of
1.2 m1.2\text{ m}
1.2 m
1, point, 2, start text, space, m, end text
?
Round your final answer to the nearest hundredth of a second.