Try another version of this question
Use half angle formulas or formula for reducing powers to fill in the blanks in the identity below:
` (\sin(6 x))^4 ` = ` - 1/2 cos `( ` x`) `\ + 1/8 cos ( ` `x`)
` (\sin(6 x))^4 ` = ` - 1/2 cos `( ` x`) `\ + 1/8 cos ( ` `x`)
Box 1: Enter your answer as a number (like 5, -3, 2.2172) or as a calculation (like 5/3, 2^3, 5+4)
Enter DNE for Does Not Exist, oo for Infinity
`3/8`
Box 2: Enter your answer as a number (like 5, -3, 2.2172) or as a calculation (like 5/3, 2^3, 5+4)
Enter DNE for Does Not Exist, oo for Infinity
12
Box 3: Enter your answer as a number (like 5, -3, 2.2172) or as a calculation (like 5/3, 2^3, 5+4)
Enter DNE for Does Not Exist, oo for Infinity
24