Question
The increasing frequency of extremely weather events,
such as hurricanes and wildfires, is a direct consequence of climate change. Given below are sentences with an error in each. The error is in one part of the sentence. Below each sentence are given the options containing the parts of the sentences. Choose the option which contains the error. If no error, choose option e ‘No error’.Solution
‘Extremely’ is an adverb while the sentence requires an adjective that is ‘extreme’ to define the degree of weather events.
If (x2 + y2 + z2 - 4x + 6y + 13) = 0, then find the value of (x + y + z).
Given that x8-34x4+1=0, x>0. What is the value of (x3+ x-3)?
If (10 a³ + 4b³): (11a³ — 15b³) = 7:5, then (3a + 5b): (9a - 2b) = ?
If 125x3 - 64y3 = (Ax + By) (Dy2 - Cx2 + 20xy) , then the value of A + C - 2B + 3D is:
If (x 2 = 10x – 25), then find the value of [x³ + (x⁴/25)][7 - x³]
Find ‘x’ if (x³+3x)/(3x²+1) = 189/61
ABCD is a cyclic quadrilateral in which AB =16.5 cm. BC = x cm. CD= 11 cm. AD 19.8 cm, and BD is bisected by AC at O. What is the value of x?
If x = (√13 + √12)/ (√13 - √12) and y = (√13 - √12)/(√13 + √12), then find the value of 4x2 – xy + 4y2.
...If x = 222, y = 223 and z = 224, then find the value of x³ + y³ + z³ – 3xyz
- If (x + y + z) = 14 and (xy + yz + zx) = 50, then find the value of (x² + y² + z²).
