2 OR 3 3 simplify to Note: For 1 the answer must be simplified to . 10 1 Convert from exponential to 1 logarithmic form 2 (correct to 2 d.p.) 2 Solve equation 1 expand 1 stated explicitly 11 2 compare coefficients 2 and stated explicitly 3 process 3 k 4 process 4 a 5 state final form 5 Note: is an acceptable response for •1. At as bad form unless omitted at k •1 •2. Do not accept an unsimplified at •3. The value of must be consistent with a •2. is acceptable for as is substituted at k •1 •2. Any form of the wave function is permissible provided the final answer is stated in the form - kcos(x a). 12 #2.1 Express in standard form #2.1 1 equation for one value of 1 81.8º 2 Process second solution 2 278.2º 3 Process solutions for x 3 151.8º and 348.2º
2 OR 3 simplify to 3 Note: For 1 the answer must be simplified to . 10 1 Convert from exponential to logarithmic form 2 Solve equation 1 2 (correct to 2 d.p.) 11 1 expand 2 compare coefficients 3 process k 4 process a 5 state final form 1 stated explicitly 2 and stated explicitly 3 4 5 Note: is an acceptable response for •1. At •1 as bad form unless k omitted at •2. Do not accept an unsimplified at •3. The value of a must be consistent with •2. is acceptable for •1 as is k substituted at •2. Any form of the wave function is permissible provided the final answer is stated in the form kcos(x - a). 12 #2.1 Express in standard form 1 equation for one value of 2 Process second solution 3 Process solutions for x #2.1 1 81.8º 2 278.2º 3 151.8º and 348.2º