Establish the identity.sin(4x) = (4 sin x cos x)(2 cos2 x - 1)
What will be an ideal response?
sin(4x) = 2 sin(2x) cos(2x) = (4 sin x cos x)(2 cos2 x - 1).
Mathematics
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Determine whether 149,856 is divisible by 3. Answer yes or no.
What will be an ideal response?
Mathematics
Provide an appropriate response.Convert 1.25 rad to degrees, minutes and seconds rounded to the nearest second.
A. 71°37'11" B. 1°25' C. 71°6'20" D. 225°
Mathematics
Decide whether or not the correct factored form of the polynomial is given.20z2 - 7z - 6(4z - 3)(5z + 2)
A. No B. Yes
Mathematics
Solve the problem.In a race, Car A starts 1 mile behind Car B. Car A is traveling at 65 miles per hour, while Car B is traveling at 40 miles per hour. How long will it take for Car A to overtake Car B?
A. 9
minutes
B. 2
minutes
C. 1
minutes
D. 
minute
Mathematics