Question： Solve [tan(2x) - tan(x)][cos(3x) + cos(x)] + 2cos(x) = 2, 0 ≤ x ≤ π Solution： [tan(2x) - tan(x)][cos(3x) + cos(x)] + 2cos(x) = 2, 0 ≤ x ≤ π ... sin x + cos x = 1 (sin x + cos x)² = 1 ...... [ It also implies (sin x + cos x)² = (-1)² ] ... x = 0, π...
... in writing report speech, such as using passive voice instead of active voice.
The only way is to re-install via factory restore partition or USB flash drive. Note - upgrade option must be done within the Windows system it is trying to upgrade. So what you see is normal.
...unless English is the only issue, which you can take IELTS instead . 3. No. Your course/diploma is not an acceptable language assessment...
... should have study with him to teach him how to do the homework instead of just letting him copy the answers. Now, I feel...
... this noon ? Could is not used , except in conditional. Instead , be able to, manage to, succeed in doing something are preferred...
You have made a refund of $xxx to my other credit card (no. xxx) instead of the one (no. xxxx) as requested by me. (What has...
... word is normally used as the plural of "person," instead of "persons."你的意思是這樣嗎？範圍有這麼大嗎？與其相對...
... similar to the bass drum, only you use the very front of your lips instead of the side, and you tighten them more. Pull your lips...
... Permit is not used for studying purpose. Instead , you will be required to apply for a residence permit (HF168) if you...
