,1. Which of the following methods is most suitable for solving a
system of linear equations with two variables?
a) Graphical Method
b) Substitution Method
c) Elimination Method
d) All of the above
Answer: d) All of the above
Rationale: Each of these methods can be used effectively
depending on the specific system and context.
2. Which property is used when distributing a number across
terms in parentheses?
a) Associative Property
b) Commutative Property
c) Distributive Property
d) Identity Property
, Rationale: The Distributive Property allows for multiplication
over addition or subtraction inside the parentheses.
3. For the quadratic function f(x) = ax^2 + bx + c, what does the
value of 'a' determine?
a) The y-intercept of the function
b) The direction of the parabola (upward or downward)
c) The zeros of the function
d) The vertex of the function
Answer: b) The direction of the parabola (upward or
downward)
Rationale: A positive 'a' opens upwards, and a negative 'a'
opens downwards.
4. Which of the following is not a method for solving quadratic
equations?
a) Factoring
b) Completing the square
c) Using a graphing calculator
d) Using the arithmetic mean
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