1. (4n+1) π/8
2. (4n-1) π/8
3. (3n+1) π/6
4. (3n-1) π/7
(4n+1) π/8
1.
2.
3. 1000(e-1)
4.
1000(e-1)
1. (aa1-cc1)2=(ab1+bc1)(a1b+b1c) The condition that a root of ax2+bx+c=0 may be the reciprocal of a root of a1x2+b1x+c1=0 is 1)(aa1-cc1)2=(ab1+bc1)(a1b+b1c) 2) (aa1-cc1)2=(ab1-bc1)(a1b-b1c) 3)(aa1-bb1)2=(ac1-bc1) 4)none
2. (aa1-cc1)2=(ab1-bc1)(a1b-b1c)
3. (aa1-bb1)2=(ac1-bc1)
4. none
(aa1-cc1)2=(ab1-bc1)(a1b-b1c)
1. 2
2. -2
3. 1
4. -1
2
1. nπ + π/3: n ε Z
2. nπ + tan-1(1/2): n ε Z or nπ + π/4: n ε Z
3. nπ + (-1)nπ/6: n ε Z
4. nπ + tan-1(3/2): n ε Z or nπ + tan-1(1/4): n εZ
nπ + tan-1(3/2): n ε Z or nπ + tan-1(1/4): n εZ
1. 2p2=q
2. 2p2=5q
3. p2=3q
4. 2p2=9q
2p2=9q
1. 2alc=lb2+ma2
2. 2alc=lb2-ma2
3. alc=lb2+ma2
4. alc=lb2-ma2
2alc=lb2+ma2
1. nπ + π/6 or nπ - π/3
2. nπ ± π/6 or nπ + π/3
3. nπ ± π/3
4. none of these
nπ + π/6 or nπ - π/3
1. 100/π
2. 200/π
3. 100π
4. 200π
100π
1. Y2 = 2x
2. Y2 = 4x
3. Y2 = 8x
4. X2 = 8y
Y2 = 8x