def solving_two_step_equations(depth=2, rounding=2):
depth = convert_kwarg(depth, int)
expression = symbols('x')
for t in range(0, depth-1):
exp_type = random.choice(['left', 'right', 'center_left', 'center_right'])
if exp_type == 'left':
expression = random_expression(expression)
elif exp_type == 'right':
expression = random_expression(None, expression)
elif exp_type == 'center_left':
expression = random_expression(expression, random_expression())
elif exp_type == 'center_right':
expression = random_expression(random_expression(), expression)
expression = Eq(expression, random_tens_int(2))
solution = solve(expression)
if not solution:
return solving_two_step_equations(depth, rounding)
solution = solution[0]
solution_1 = format_expression(solution)
solution_2 = str(round(solution.evalf(), rounding))
return "Solve for x: " + format_expression(expression), [solution_1, solution_2]
def order_of_operations(depth=2, rounding=2):
depth = convert_kwarg(depth, int)
expression = random_expression()
for t in range(0, depth-1):
exp_type = random.choice(['left', 'right', 'center_left', 'center_right'])
if exp_type == 'left':
expression = random_expression(expression)
elif exp_type == 'right':
expression = random_expression(None, expression)
elif exp_type == 'center_left':
expression = random_expression(expression, random_expression())
elif exp_type == 'center_right':
expression = random_expression(random_expression(), expression)
return format_expression(expression), str(round(expression.evalf(), rounding))
