Try another version of this question Get help: Box 1: Enter your answer as a list of values separated by commas: Example: -4, 3, 2
Solve `8sin^2(x)+2cos(x)-7 = 0` for all solutions on the interval `0 <= x < 2pi`
`x` =
Give your answers accurate to at least 3 decimal places, as a list separated by commas
Enter each value 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
Trig functions (sin,cos,etc.) are not allowed 1.047,5.236,1.823,4.46