please answer this question as quick as possible

please answer this question as quick as possible 0.9. Q.9. 20-30 45 the Q./O. in being hali the _ 0 has two equal Q.ll. the that the quadratic 0.12. 7 ana where > 7. A chord the smaller circle. Find the value oi SECTION C 013. a and are of the polynomial - 7x - 3, then form a quadratic polynom whose zere.•s are — and Q.14. Find the HCF and of the numbers 414 and 506. Also verify that HCF product oi the two given numln•rs. Q.14. Check whether 6" can end with the digit O for anv natural number n? Q.15. Divide the polynomial (x3-6x2 141 - 10) by (x2 + 2) and verify the result by algorithm. Q.T6. Solve the following pair of equations for x and y. — + 3y — 8; value of p such that y px - 8. 1 - sin .17. Prove that (sec 0 - tan .18. In Fig. 3, APB and CQD are semi-circles of diameter 7 cm each, while ARC and BSD are semi-circles of diameter 14 cm each. Find A <--2--» the perimeter of the shaded region. (Use -f I 18. Two cubes, each of side 4 cm are joined end to end. Find the surface area Of the r. cuboid. 9. Find that value(s) of x for which the distance between the points P(x, 4) and Q(9, units. . Find the value of the middle term of the following A.P.: -6, —2, 2, 58. Or . Determine the A.P. whose fourth term is 18 and the difference of the ninth fifteenth term is 30. Draw a mangle ABC in which AB = 5 cm, BC 6 cm and ZABC 600. Then c' triangle whose sides are times the corresponding sides of AABC. HIV OAS CBSE SECONDARY SERIES (X)