Step-by-step explanation:
sin(2x) = 2sin(x)cos(x)
2sin(x)cos(x) - cos(x) = 0
so one solution is cos(x) = 0.
=> x = pi/2 and 3pi/2 (90° and 270°)
for cos(x) <> 0 we have then
2sin(x) - 1 = 0
2sin(x) = 1
sin(x) = 1/2
=> x = pi/6 and 5pi/6 (30° and 150°)
Answer:
$136.88
Step-by-step explanation:
$356.99
-$220.00
________
$136.88
Therefore that would be the remainder.
Hope this helped : )
Answer:
A)15000 seconds
Step-by-step explanation:
Y = -x +8 is the answer for this one.
Answer:
Measures of the two triangles DEF and PQR
are shown in the figure. Check if the
triangles are congruent. If congruent, which
of the following statements is true? Justify.
∆ DEF ≅ ∆ PQR ;
∆ DEF ≅ ∆ QPR ;
∆ DEF ≅ ∆ RPQ. First to Answer with explanation will be marked as brainliest.
