math for science educators

·        A complete rotation has degree,    (90,     180,    270,    360)

·        X+5= 10   is =                                     (5,        10,       15,       20)

·        { 0, 1, 2, 3, 4,--------}  set is               (w,       P,         O,        N)

·        { 2, 3, 5, 7, 11,-----}     set is :            (whole,           prime,             odd)

·        {   }  is  a/an                                        (empty set     sub set,           super set)

·        Ø         is   a/ an                                 (empty set     sub set,           super set)

·        a²-b² = ?         

·        in²θ + Cos² θ=                                     (Sin,     Cot,     I,          Tan θ)

·              81=                                                (81,     3,         9,         16)

·        If in right angle triangle, c² = a²+ b² then C is =    perpendicular,  hypotenuse,      altitude,    base

·        The surface of a sphere of radius I CM is                               (3 π,     2 π,      π,         4 π)

 

·        Supplementary angles are equal to ?                     ( 90⁰,   180⁰,   270⁰,   360⁰)

·        Formula to find the aria of curved surface of cylinder is ?

§  (2 π r^2, πr²,      4 πr²,   2 πr)

·        X+5 = 1           is a                  (open sentence,         true sentence,           false sentence)

·        100+3 = 30+ 100 is an ____addition property?

·        ( closure,        associative,    commutative)

·        4x-3y=12 is                                        (4x-6y=24),     (8x-6y=24)      (8x+6y=24)

^·          x^-5 = ?                                                  ( x⁵,      5/x,     1/x⁵⁾

·        if x < y then which statement is true?        (y),       1/x < 1/y),      (-x<-y),            (-x>-y)

·        x⁰/y^o =                                                             ( y/x),  (1x),     (-y/x),  (1)