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Cleistogamy: In this case, flowers do not open at all. This ensures complete self-pollination since foreign pollen cannot reach the stigma of a closed flower ex-wheat, oats, barley and in a number of other grasses.
If (10 a³ + 4b³): (11a³ — 15b³) = 7:5, then (3a + 5b): (9a - 2b) = ?
`25(2/3)+11(1/9)+16(4/5)xx6(5/12)` = ? -`632/45`
In a triangle ABC, a point D lies on AB and points E and F lie on BC such that DF is parallel to AC and DE is parallel to AF. If BE = 4 cm. EF = 6cm. th...
Find the values of 'a' and 'b', so that the polynomial x3 − ax2 − 13x + b has (x−1) and (x+3) as factors:
If the sum of three numbers is zero, then which of the options below will always be equal to the value of the sum of the cubes of those numbers?
If 10% of 24% of x is 240, then x = ?
If, p³ + q³= 485 and (p + q = 5), then find the value of [(1/p) + (1/q)]
A train can cross a pole, a bridge of 720 meter long and platform of 640 meter long in 9 seconds, _____ seconds and 25 seconds, respectively.
The...
If a = (√2 - 1)1/3, then the value of (a-1/a)3 +3(a-1/a) is: