223. Simplifyx2 +3x+2 x2+5x+6 x+4x+36524. The sum of a number and its reciprocal isFind the number25. The speed of a boat in still water is 15km/hr. It goes 30 km upstream and returnsdownstream to the original point in 4 hrs 30 minutes. Find the speed of the streamaltitude. If the area of the triangle is 48 sq. cmThe base of a triangle is 4 cm longer than itsthen find its base and altitude.26.27. If P =, then find-x+ y28. If and B are theroots of the equation 3x2 -4x+10. Form a quadratic equation who

223. Simplifyx2 +3x+2 x2+5x+6 x+4x+36524. The sum of a number and its

1.	223. Simplifyx2 +3x+2 x2+5x+6 x+4x+36524. The sum of a number and its reciprocal isFind the number25. The speed of a boat in still water is 15km/hr. It goes 30 km upstream and returnsdownstream to the original point in 4 hrs 30 minutes. Find the speed of the streamaltitude. If the area of the triangle is 48 sq. cmThe base of a triangle is 4 cm longer than itsthen find its base and altitude.26.27. If P =, then find-x+ y28. If and B are theroots of the equation 3x2 -4x+10. Form a quadratic equation who
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