In the given figure CD is parallel to AB then ∠y is?
If as per the figure CD is parallel to AB, CD∥AB Then ∠3x° = ∠y° (corresponding angles) Total of interior angle of ∆ABC = 180° Then, 2x + 3x + 4x = 180° 9x = 180° x = 20° Then ∠3x° or ∠y° = 60°
If a + (1/a) = 2, then find the value of (a5 + a3 + 6)/(7a – 5).
Which of the following statements is correct?
I. If x = 12, y = –2 and z = –10, then x³ + y³
+ z³ = 720
II. If x + y = 48 an...
If z + (1/z) = 2 then find z105 + 1/(z105) = ?
When 732 is divided by a positive integer x, the remainder is 12. How many values of x are there?
What is the HCF of (x³ + 3x² - x - 3) and (x³ + 4x² + x - 6)?
A solid metallic sphere of radius 15 cm is melted and recast into spherical balls of radius 3 cm each. What is the ratio of the surface area of the orig...
Average marks scored by Vineet in five subjects are 60. The average marks scored by him (excluding his highest and lowest marks) are 50 and lowest marks...
If (54√2 x³ +24√3 y³)÷(√18 x + √12 y) = Ax² + By² + Cxy, then what is the value of A² - (B²...