STAAR Algebra I May 2021 Released

STAAR?

State of Texas Assessments of Academic Readiness

Algebra I

Administered May 2021

RELEASED

Copyright ? 2021, Texas Education Agency. All rights reserved. Reproduction of all or portions of this work is prohibited without express written permission from the Texas Education Agency.

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STAAR ALGEBRA I REFERENCE MATERIALS

FACTORING Perfect square trinomials Difference of squares PROPERTIES OF EXPONENTS Product of powers Quotient of powers Power of a power Rational exponent Negative exponent LINEAR EQUATIONS Standard form Slope-intercept form Point-slope form

Slope of a line QUADRATIC EQUATIONS Standard form Vertex form

Quadratic formula

Axis of symmetry

STAAR?

State of Texas Assessments of Academic Readiness

a2 + 2ab + b2 = (a + b)2 a2 - 2ab + b2 = (a - b)2

a2 - b2 = (a - b)(a + b)

aman = a(m + n)

am = a(m - n) an (am)n = amn

m

a n = n am

a-n

=

1 an

Ax + By = C

y = mx + b

y - y1 = m(x - x1)

m

=

y2 - y1 x2 - x1

f (x) = ax2 + bx + c

f (x) = a(x - h)2 + k

- b x = x = -b

2a

b2- 4ac 2a

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ALGEBRA I

Algebra I

Page 7

DIRECTIONS Read each question carefully. For a multiple-choice question, determine the best answer to the question from the four answer choices provided. For a griddable question, determine the best answer to the question. Then fill in the answer on your answer document.

1 Which expression is equivalent to 184 ? A 92 B 2 46 C 4 23 D 4 46

Algebra I

Page 8

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