Write the expression in the standard form a + bi.
4
A. -4i
B. 4i
C. -4
D. 4
Answer: C
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An algebraic expression is given. Use the expression to answer the following questions. a) How many terms are there in the algebraic expression? b) What is the numerical coefficient of the first term? c) What is the constant term? d) Does the algebraic expression contain like terms? If so, what are the like terms?x + 6 + 3x
A. a) 2 b) 1 c) 6 d) yes, x and 3x B. a) 3 b) 1 c) 6 d) yes, x and 3x C. a) 3 b) 3 c) 6 d) yes, x and 3x D. a) 3 b) 1 c) 6 d) no
Determine whether the relation represents a function. If it is a function, state the domain and range.
A. function domain: {Alice, Brad, Carl} range: {snake, cat, dog} B. function domain: {snake, cat, dog} range: {Alice, Brad, Carl} C. not a function
Answer the question.If we apply the quadratic formula and find that the value of b2 - 4ac is positive, what can we conclude about the solutions?
A. The equation has exactly one rational solution. B. The equation has no real number solutions. C. The equation has two real number solutions. D. The equation has two irrational solutions.
Solve the rational equation.
= - 
A. 
B. 
C. 
D. ?