ocr: PROBLEM 4. Find the area which is inside the curve T = sin - 28 and the curve T = cose. 4 f= Sin 20 - - / - - - Ln L Crcao - REE * - - Set t Sin 28 cos e E - 2ane Ces A =cese So, asnl-l. So, sine-t. e -T. . - 5I lo Recall - A: Cedo Vt - - So, à - Vo A-fheel a de JI -fagen a de (top half of. graph). 6 - I LL I [" A E - sin 220 - p48-ood d-frge 2 dot +) JT *Ircos 2 2é de. i T T - T - V3 T T - - 11 -#s-y - yy tor 47 to 16 V3 8 8 - - 12 /2 TT 3/3 4T7-33 4 /6 16
